- 耗时： 0分0秒
- 题数：
- 得分：
- 472 - 81 + 62 (472 + 81) - 62 <
- 880 ÷ 20 + 40 (880 ÷ 20) - 40 >
- 714 ÷ 21 + 17 (714 ÷ 21) - 17 >
- 36 × 6 + 15 (36 × 15) + 6 <
- 884 ÷ 26 + 26 (884 ÷ 26) - 26 >
- 90 × 2 + 43 (90 × 43) + 2 <
- 55 × 5 - 49 (55 × 49) - 5 <
- 340 + 10 - 39 340 - 10 + 39 <
- 660 ÷ 10 - 66 (660 ÷ 10) + 66 <
- 180 ÷ 15 + 10 (180 ÷ 15) - 10 >
- 960 ÷ 40 + 20 (960 ÷ 40) - 20 >
- 27 × 2 + 37 (27 × 37) + 2 <
- 54 × 1 + 41 (54 × 41) + 1 <
- 540 ÷ 12 - 15 (540 ÷ 12) + 15 <
- 261 ÷ 29 - 9 (261 ÷ 29) + 9 <
- 800 ÷ 16 + 20 (800 ÷ 16) - 20 >
- 810 ÷ 18 - 2 (810 ÷ 18) + 2 <
- 605 ÷ 11 + 11 (605 ÷ 11) - 11 >
- 74 × 8 - 87 (74 × 87) - 8 <
- 12 × 2 + 95 (12 × 95) + 2 <
- 180 - 15 + 45 (180 + 15) - 45 >
- 567 ÷ 63 - 7 (567 ÷ 63) + 7 <
- 48 × 6 - 32 (48 × 32) - 6 <
- 602 ÷ 14 - 2 (602 ÷ 14) + 2 <
- 826 ÷ 14 - 1 (826 ÷ 14) + 1 <
- 25 × 4 - 19 (25 × 19) - 4 <
- 560 ÷ 10 - 8 (560 ÷ 10) + 8 <
- 558 + 10 - 34 558 - 10 + 34 <
- 748 ÷ 44 - 4 (748 ÷ 44) + 4 <
- 43 + 10 - 45 43 - 10 + 45 <
- 62 × 7 - 33 (62 × 33) - 7 <
- 640 ÷ 40 - 10 (640 ÷ 40) + 10 <
- 72 × 4 + 36 (72 × 36) + 4 <
- 465 - 94 + 84 (465 + 94) - 84 <
- 71 × 7 - 85 (71 × 85) - 7 <
- 744 ÷ 24 + 24 (744 ÷ 24) - 24 >
- 61 - 42 + 89 (61 + 42) - 89 >
- 959 + 10 - 36 959 - 10 + 36 <
- 71 × 7 - 67 (71 × 67) - 7 <
- 67 × 2 - 73 (67 × 73) - 2 <
- 41 × 4 - 15 (41 × 15) - 4 <
- 33 × 8 - 56 (33 × 56) - 8 <
- 78 × 8 + 48 (78 × 48) + 8 <
- 399 - 54 + 88 (399 + 54) - 88 >
- 360 ÷ 30 + 10 (360 ÷ 30) - 10 >
- 864 ÷ 16 - 48 (864 ÷ 16) + 48 <
- 61 × 6 - 33 (61 × 33) - 6 <
- 855 ÷ 15 + 45 (855 ÷ 15) - 45 >
- 41 × 2 - 42 (41 × 42) - 2 <
- 21 × 3 + 47 (21 × 47) + 3 <
- 47 × 1 + 92 (47 × 92) + 1 <
- 51 × 7 + 15 (51 × 15) + 7 <
- 960 ÷ 60 - 3 (960 ÷ 60) + 3 <
- 96 × 7 - 90 (96 × 90) - 7 <
- 90 × 6 - 2 (90 × 2) - 6 >
- 990 ÷ 18 - 6 (990 ÷ 18) + 6 <
- 33 × 8 - 89 (33 × 89) - 8 <
- 17 × 4 + 79 (17 × 79) + 4 <
- 19 × 8 + 40 (19 × 40) + 8 <
- 675 ÷ 15 + 15 (675 ÷ 15) - 15 >
- 88 × 1 - 37 (88 × 37) - 1 <
- 560 ÷ 35 + 10 (560 ÷ 35) - 10 >
- 324 ÷ 18 - 3 (324 ÷ 18) + 3 <
- 830 - 87 + 69 (830 + 87) - 69 <
- 468 ÷ 13 + 36 (468 ÷ 13) - 36 >
- 199 - 26 + 50 (199 + 26) - 50 >
- 970 - 48 + 39 (970 + 48) - 39 <
- 789 - 66 + 63 (789 + 66) - 63 <
- 321 + 10 - 78 321 - 10 + 78 <
- 576 ÷ 32 - 8 (576 ÷ 32) + 8 <
- 322 + 10 - 30 322 - 10 + 30 <
- 907 - 95 + 30 (907 + 95) - 30 <
- 48 × 9 + 41 (48 × 41) + 9 <
- 10 × 8 - 29 (10 × 29) - 8 <
- 672 ÷ 32 - 2 (672 ÷ 32) + 2 <
- 78 × 9 + 47 (78 × 47) + 9 <
- 11 × 7 + 62 (11 × 62) + 7 <
- 876 ÷ 73 - 6 (876 ÷ 73) + 6 <
- 672 ÷ 21 - 2 (672 ÷ 21) + 2 <
- 201 - 18 + 36 (201 + 18) - 36 >
- 918 ÷ 54 - 17 (918 ÷ 54) + 17 <
- 342 + 10 - 99 342 - 10 + 99 <
- 71 × 3 - 48 (71 × 48) - 3 <
- 420 ÷ 20 - 4 (420 ÷ 20) + 4 <
- 566 + 10 - 77 566 - 10 + 77 <
- 774 - 83 + 61 (774 + 83) - 61 <
- 564 - 33 + 82 (564 + 33) - 82 >
- 696 + 10 - 42 696 - 10 + 42 <
- 880 ÷ 16 - 40 (880 ÷ 16) + 40 <
- 234 ÷ 39 - 2 (234 ÷ 39) + 2 <
- 571 - 78 + 12 (571 + 78) - 12 <
- 756 ÷ 21 + 27 (756 ÷ 21) - 27 >
- 36 × 2 + 23 (36 × 23) + 2 <
- 148 - 38 + 31 (148 + 38) - 31 <
- 79 × 6 - 62 (79 × 62) - 6 <
- 76 × 5 - 40 (76 × 40) - 5 <
- 330 ÷ 11 + 15 (330 ÷ 11) - 15 >
- 40 × 8 - 94 (40 × 94) - 8 <
- 22 × 6 + 33 (22 × 33) + 6 <
- 63 × 6 + 10 (63 × 10) + 6 <
- 399 - 53 + 18 (399 + 53) - 18 <
- 116 ÷ 29 - 1 (116 ÷ 29) + 1 <
- 240 ÷ 15 - 1 (240 ÷ 15) + 1 <
- 17 × 8 + 75 (17 × 75) + 8 <
- 77 + 10 - 58 77 - 10 + 58 <
- 60 × 2 - 70 (60 × 70) - 2 <
- 350 ÷ 25 + 10 (350 ÷ 25) - 10 >
- 643 + 10 - 46 643 - 10 + 46 <
- 238 ÷ 34 - 7 (238 ÷ 34) + 7 <
- 38 × 6 - 24 (38 × 24) - 6 <
- 221 - 90 + 25 (221 + 90) - 25 <
- 280 ÷ 14 - 20 (280 ÷ 14) + 20 <
- 94 × 8 + 28 (94 × 28) + 8 <
- 86 × 6 + 67 (86 × 67) + 6 <
- 714 ÷ 51 + 14 (714 ÷ 51) - 14 >
- 79 - 19 + 81 (79 + 19) - 81 >
- 382 + 10 - 94 382 - 10 + 94 <
- 546 ÷ 14 - 3 (546 ÷ 14) + 3 <
- 884 ÷ 13 + 17 (884 ÷ 13) - 17 >
- 704 ÷ 11 + 22 (704 ÷ 11) - 22 >
- 57 × 3 - 20 (57 × 20) - 3 <
- 28 × 5 + 13 (28 × 13) + 5 <
- 78 × 1 + 44 (78 × 44) + 1 <
- 510 ÷ 15 + 30 (510 ÷ 15) - 30 >
- 66 × 8 - 15 (66 × 15) - 8 <
- 960 ÷ 20 - 4 (960 ÷ 20) + 4 <
- 493 + 10 - 72 493 - 10 + 72 <
- 877 + 10 - 65 877 - 10 + 65 <
- 95 × 3 - 20 (95 × 20) - 3 <
- 50 × 6 - 50 (50 × 50) - 6 <
- 816 ÷ 34 - 1 (816 ÷ 34) + 1 <
- 832 ÷ 32 - 16 (832 ÷ 32) + 16 <
- 76 × 2 + 47 (76 × 47) + 2 <
- 480 ÷ 20 - 1 (480 ÷ 20) + 1 <
- 951 - 35 + 66 (951 + 35) - 66 >
- 342 - 41 + 50 (342 + 41) - 50 >
- 557 - 68 + 86 (557 + 68) - 86 >
- 99 × 2 + 45 (99 × 45) + 2 <
- 750 ÷ 10 - 1 (750 ÷ 10) + 1 <
- 394 - 57 + 71 (394 + 57) - 71 >
- 163 - 61 + 91 (163 + 61) - 91 >
- 35 × 5 - 5 (35 × 5) - 5 =
- 376 - 75 + 36 (376 + 75) - 36 <
- 840 ÷ 12 - 3 (840 ÷ 12) + 3 <
- 17 × 4 + 96 (17 × 96) + 4 <
- 917 + 10 - 55 917 - 10 + 55 <
- 58 × 8 - 67 (58 × 67) - 8 <
- 206 + 10 - 14 206 - 10 + 14 <
- 504 ÷ 21 - 21 (504 ÷ 21) + 21 <
- 51 × 5 - 89 (51 × 89) - 5 <
- 682 ÷ 22 - 2 (682 ÷ 22) + 2 <
- 33 × 8 + 36 (33 × 36) + 8 <
- 569 - 91 + 35 (569 + 91) - 35 <
- 825 ÷ 11 - 33 (825 ÷ 11) + 33 <
- 527 + 10 - 63 527 - 10 + 63 <
- 710 ÷ 71 - 1 (710 ÷ 71) + 1 <
- 93 × 3 - 89 (93 × 89) - 3 <
- 73 × 7 + 99 (73 × 99) + 7 <
- 781 + 10 - 87 781 - 10 + 87 <
- 19 × 3 + 20 (19 × 20) + 3 <
- 83 × 5 - 97 (83 × 97) - 5 <
- 70 × 5 - 25 (70 × 25) - 5 <
- 663 ÷ 13 - 39 (663 ÷ 13) + 39 <
- 856 + 10 - 25 856 - 10 + 25 <
- 98 × 3 + 20 (98 × 20) + 3 <
- 23 × 6 - 16 (23 × 16) - 6 <
- 242 ÷ 22 + 11 (242 ÷ 22) - 11 >
- 968 ÷ 11 + 22 (968 ÷ 11) - 22 >
- 62 × 7 - 64 (62 × 64) - 7 <
- 980 ÷ 49 - 7 (980 ÷ 49) + 7 <
- 57 + 10 - 43 57 - 10 + 43 <
- 970 + 10 - 35 970 - 10 + 35 <
- 410 - 84 + 51 (410 + 84) - 51 <
- 924 ÷ 77 + 11 (924 ÷ 77) - 11 >
- 308 ÷ 44 - 2 (308 ÷ 44) + 2 <
- 209 - 23 + 18 (209 + 23) - 18 <
- 984 - 12 + 45 (984 + 12) - 45 >
- 44 × 9 + 81 (44 × 81) + 9 <
- 17 × 1 + 17 (17 × 17) + 1 <
- 458 - 12 + 10 (458 + 12) - 10 <
- 390 - 74 + 66 (390 + 74) - 66 <
- 735 ÷ 35 + 21 (735 ÷ 35) - 21 >
- 356 + 10 - 11 356 - 10 + 11 <
- 979 + 10 - 73 979 - 10 + 73 <
- 660 ÷ 15 - 5 (660 ÷ 15) + 5 <
- 286 ÷ 13 - 11 (286 ÷ 13) + 11 <
- 869 - 76 + 90 (869 + 76) - 90 >
- 510 ÷ 15 - 34 (510 ÷ 15) + 34 <
- 900 ÷ 15 + 10 (900 ÷ 15) - 10 >
- 923 - 52 + 38 (923 + 52) - 38 <
- 320 ÷ 40 - 5 (320 ÷ 40) + 5 <
- 800 ÷ 32 + 16 (800 ÷ 32) - 16 >
- 624 - 79 + 75 (624 + 79) - 75 <
- 153 - 76 + 27 (153 + 76) - 27 <
- 53 × 4 - 57 (53 × 57) - 4 <
- 82 × 5 - 98 (82 × 98) - 5 <
- 54 × 8 + 83 (54 × 83) + 8 <
- 688 - 21 + 80 (688 + 21) - 80 >
- 893 - 66 + 15 (893 + 66) - 15 <
- 897 - 54 + 85 (897 + 54) - 85 >
- 242 - 76 + 65 (242 + 76) - 65 <
- 660 ÷ 22 + 11 (660 ÷ 22) - 11 >
- 866 - 39 + 76 (866 + 39) - 76 >
- 478 + 10 - 57 478 - 10 + 57 <
- 560 ÷ 14 + 16 (560 ÷ 14) - 16 >
- 86 × 1 + 49 (86 × 49) + 1 <
- 301 - 25 + 59 (301 + 25) - 59 >
- 75 × 6 - 23 (75 × 23) - 6 <
- 669 - 26 + 40 (669 + 26) - 40 >
- 16 × 6 + 97 (16 × 97) + 6 <
- 329 + 10 - 57 329 - 10 + 57 <
- 48 × 1 + 13 (48 × 13) + 1 <
- 636 ÷ 53 - 12 (636 ÷ 53) + 12 <
- 693 + 10 - 38 693 - 10 + 38 <
- 870 ÷ 10 - 2 (870 ÷ 10) + 2 <
- 85 × 7 - 16 (85 × 16) - 7 <
- 87 × 1 + 10 (87 × 10) + 1 <
- 96 × 6 - 76 (96 × 76) - 6 <
- 162 + 10 - 14 162 - 10 + 14 <
- 477 - 73 + 94 (477 + 73) - 94 >
- 600 - 24 + 35 (600 + 24) - 35 >
- 495 ÷ 45 - 3 (495 ÷ 45) + 3 <
- 578 ÷ 17 - 1 (578 ÷ 17) + 1 <
- 760 ÷ 40 - 1 (760 ÷ 40) + 1 <
- 882 ÷ 42 - 21 (882 ÷ 42) + 21 <
- 41 × 7 - 67 (41 × 67) - 7 <
- 88 × 5 - 35 (88 × 35) - 5 <
- 961 - 12 + 17 (961 + 12) - 17 >
- 740 ÷ 74 + 10 (740 ÷ 74) - 10 >
- 896 ÷ 32 + 28 (896 ÷ 32) - 28 >
- 372 - 29 + 78 (372 + 29) - 78 >
- 784 ÷ 14 - 2 (784 ÷ 14) + 2 <
- 968 - 54 + 80 (968 + 54) - 80 >
- 402 + 10 - 89 402 - 10 + 89 <
- 65 × 9 - 12 (65 × 12) - 9 <
- 65 × 2 - 43 (65 × 43) - 2 <
- 49 × 6 + 97 (49 × 97) + 6 <
- 60 × 7 - 45 (60 × 45) - 7 <
- 52 × 4 - 69 (52 × 69) - 4 <
- 91 - 90 + 79 (91 + 90) - 79 <
- 41 × 4 + 41 (41 × 41) + 4 <
- 616 ÷ 77 - 8 (616 ÷ 77) + 8 <
- 794 - 35 + 12 (794 + 35) - 12 <
- 720 ÷ 90 - 2 (720 ÷ 90) + 2 <
- 17 × 7 + 56 (17 × 56) + 7 <
- 990 ÷ 10 + 90 (990 ÷ 10) - 90 >
- 62 × 5 + 53 (62 × 53) + 5 <
- 225 + 10 - 85 225 - 10 + 85 <
- 25 × 7 + 91 (25 × 91) + 7 <
- 759 ÷ 23 + 11 (759 ÷ 23) - 11 >
- 94 × 8 + 17 (94 × 17) + 8 <
- 540 ÷ 20 + 10 (540 ÷ 20) - 10 >
- 188 + 10 - 18 188 - 10 + 18 <
- 319 + 10 - 24 319 - 10 + 24 <
- 58 × 2 + 70 (58 × 70) + 2 <
- 600 ÷ 60 + 10 (600 ÷ 60) - 10 >
- 309 - 29 + 37 (309 + 29) - 37 >
- 609 ÷ 21 + 29 (609 ÷ 21) - 29 >
- 360 + 10 - 70 360 - 10 + 70 <
- 433 + 10 - 85 433 - 10 + 85 <
- 756 ÷ 12 + 27 (756 ÷ 12) - 27 >
- 840 ÷ 35 - 6 (840 ÷ 35) + 6 <
- 912 ÷ 12 - 1 (912 ÷ 12) + 1 <
- 858 ÷ 33 - 1 (858 ÷ 33) + 1 <
- 747 + 10 - 99 747 - 10 + 99 <
- 23 × 9 - 27 (23 × 27) - 9 <
- 57 + 10 - 28 57 - 10 + 28 <
- 247 + 10 - 68 247 - 10 + 68 <
- 65 × 7 + 23 (65 × 23) + 7 <
- 50 × 9 - 49 (50 × 49) - 9 <
- 190 - 75 + 40 (190 + 75) - 40 <
- 650 ÷ 10 + 25 (650 ÷ 10) - 25 >
- 520 ÷ 26 - 20 (520 ÷ 26) + 20 <
- 80 × 7 + 89 (80 × 89) + 7 <
- 790 ÷ 10 - 2 (790 ÷ 10) + 2 <
- 660 ÷ 12 - 15 (660 ÷ 12) + 15 <
- 624 ÷ 24 - 13 (624 ÷ 24) + 13 <
- 451 - 89 + 86 (451 + 89) - 86 <
- 24 × 1 + 23 (24 × 23) + 1 <
- 376 - 11 + 75 (376 + 11) - 75 >
- 765 ÷ 15 + 17 (765 ÷ 15) - 17 >
- 350 ÷ 10 + 10 (350 ÷ 10) - 10 >
- 756 ÷ 28 - 27 (756 ÷ 28) + 27 <
- 570 ÷ 57 + 10 (570 ÷ 57) - 10 >
- 76 × 8 - 37 (76 × 37) - 8 <
- 33 × 3 + 85 (33 × 85) + 3 <
- 618 - 16 + 98 (618 + 16) - 98 >
- 831 - 66 + 61 (831 + 66) - 61 <
- 79 × 2 - 74 (79 × 74) - 2 <
- 810 ÷ 10 - 3 (810 ÷ 10) + 3 <
- 312 - 84 + 80 (312 + 84) - 80 <
- 756 ÷ 54 - 12 (756 ÷ 54) + 12 <
- 938 ÷ 67 - 1 (938 ÷ 67) + 1 <
- 152 ÷ 76 - 2 (152 ÷ 76) + 2 <
- 827 - 56 + 69 (827 + 56) - 69 >
- 97 × 3 - 56 (97 × 56) - 3 <
- 680 ÷ 20 + 10 (680 ÷ 20) - 10 >
- 310 ÷ 10 + 10 (310 ÷ 10) - 10 >
- 94 × 8 - 27 (94 × 27) - 8 <
- 61 × 3 + 15 (61 × 15) + 3 <
- 95 × 4 - 48 (95 × 48) - 4 <
- 608 ÷ 16 - 1 (608 ÷ 16) + 1 <
- 77 × 8 + 85 (77 × 85) + 8 <
- 75 × 5 + 87 (75 × 87) + 5 <
- 806 ÷ 31 + 26 (806 ÷ 31) - 26 >
- 905 - 93 + 69 (905 + 93) - 69 <
- 200 ÷ 50 - 1 (200 ÷ 50) + 1 <
- 45 × 6 + 83 (45 × 83) + 6 <
- 800 ÷ 50 + 10 (800 ÷ 50) - 10 >
- 10 × 9 + 33 (10 × 33) + 9 <
- 941 + 10 - 19 941 - 10 + 19 <
- 886 + 10 - 70 886 - 10 + 70 <
- 143 + 10 - 45 143 - 10 + 45 <
- 420 ÷ 10 + 10 (420 ÷ 10) - 10 >
- 23 × 3 - 4 (23 × 4) - 3 <
- 46 - 63 + 52 (46 + 63) - 52 <
- 90 × 5 + 62 (90 × 62) + 5 <
- 607 - 64 + 24 (607 + 64) - 24 <
- 816 ÷ 17 - 3 (816 ÷ 17) + 3 <
- 56 × 5 + 55 (56 × 55) + 5 <
- 82 × 9 + 15 (82 × 15) + 9 <
- 272 ÷ 16 - 16 (272 ÷ 16) + 16 <
- 660 ÷ 11 + 30 (660 ÷ 11) - 30 >
- 471 + 10 - 82 471 - 10 + 82 <
- 279 ÷ 93 - 3 (279 ÷ 93) + 3 <
- 180 ÷ 12 + 10 (180 ÷ 12) - 10 >
- 702 ÷ 13 + 27 (702 ÷ 13) - 27 >
- 990 ÷ 99 + 10 (990 ÷ 99) - 10 >
- 35 × 2 + 67 (35 × 67) + 2 <
- 35 × 8 - 79 (35 × 79) - 8 <
- 750 + 10 - 86 750 - 10 + 86 <
- 317 - 23 + 66 (317 + 23) - 66 >
- 40 × 8 - 94 (40 × 94) - 8 <
- 91 × 4 - 83 (91 × 83) - 4 <
- 63 × 7 + 32 (63 × 32) + 7 <
- 957 - 23 + 59 (957 + 23) - 59 >
- 47 + 10 - 10 47 - 10 + 10 =
- 560 ÷ 14 - 2 (560 ÷ 14) + 2 <
- 800 ÷ 10 + 20 (800 ÷ 10) - 20 >
- 649 - 40 + 18 (649 + 40) - 18 <
- 960 ÷ 24 - 30 (960 ÷ 24) + 30 <
- 891 ÷ 27 + 33 (891 ÷ 27) - 33 >
- 82 × 9 - 82 (82 × 82) - 9 <
- 98 - 40 + 20 (98 + 40) - 20 <
- 324 ÷ 18 - 3 (324 ÷ 18) + 3 <
- 630 - 46 + 47 (630 + 46) - 47 >
- 720 ÷ 10 - 2 (720 ÷ 10) + 2 <
- 90 × 1 + 21 (90 × 21) + 1 <
- 56 × 3 - 39 (56 × 39) - 3 <
- 420 - 44 + 78 (420 + 44) - 78 >
- 770 ÷ 55 + 11 (770 ÷ 55) - 11 >
- 420 ÷ 10 + 35 (420 ÷ 10) - 35 >
- 740 ÷ 74 + 10 (740 ÷ 74) - 10 >
- 702 + 10 - 23 702 - 10 + 23 <
- 480 ÷ 12 + 16 (480 ÷ 12) - 16 >
- 823 - 35 + 48 (823 + 35) - 48 >
- 234 ÷ 13 - 6 (234 ÷ 13) + 6 <
- 96 - 23 + 89 (96 + 23) - 89 >
- 44 × 7 - 99 (44 × 99) - 7 <
- 42 × 8 + 34 (42 × 34) + 8 <
- 912 ÷ 48 + 19 (912 ÷ 48) - 19 >
- 720 ÷ 16 - 24 (720 ÷ 16) + 24 <
- 740 ÷ 20 - 1 (740 ÷ 20) + 1 <
- 544 + 10 - 16 544 - 10 + 16 <
- 294 ÷ 14 + 14 (294 ÷ 14) - 14 >
- 400 ÷ 20 - 4 (400 ÷ 20) + 4 <
- 720 - 23 + 69 (720 + 23) - 69 >
- 823 - 44 + 82 (823 + 44) - 82 >
- 180 ÷ 15 - 3 (180 ÷ 15) + 3 <
- 77 × 9 - 2 (77 × 2) - 9 >
- 34 × 9 - 31 (34 × 31) - 9 <
- 51 × 3 - 56 (51 × 56) - 3 <
- 47 - 16 + 23 (47 + 16) - 23 >
- 420 ÷ 10 + 30 (420 ÷ 10) - 30 >
- 540 ÷ 20 - 18 (540 ÷ 20) + 18 <
- 242 - 98 + 63 (242 + 98) - 63 <
- 50 × 4 - 75 (50 × 75) - 4 <
- 540 ÷ 20 - 15 (540 ÷ 20) + 15 <
- 638 ÷ 11 + 58 (638 ÷ 11) - 58 >
- 952 - 69 + 94 (952 + 69) - 94 >
- 924 ÷ 14 - 21 (924 ÷ 14) + 21 <
- 493 - 38 + 45 (493 + 38) - 45 >
- 840 ÷ 14 + 42 (840 ÷ 14) - 42 >
- 480 ÷ 12 - 12 (480 ÷ 12) + 12 <
- 52 × 7 + 59 (52 × 59) + 7 <
- 135 + 10 - 78 135 - 10 + 78 <
- 82 - 94 + 70 (82 + 94) - 70 <
- 38 × 8 - 36 (38 × 36) - 8 <
- 800 ÷ 32 - 8 (800 ÷ 32) + 8 <
- 546 + 10 - 59 546 - 10 + 59 <
- 51 - 33 + 61 (51 + 33) - 61 >
- 70 × 1 + 29 (70 × 29) + 1 <
- 701 + 10 - 58 701 - 10 + 58 <
- 35 × 6 + 80 (35 × 80) + 6 <
- 64 × 2 - 95 (64 × 95) - 2 <
- 13 × 6 + 44 (13 × 44) + 6 <
- 29 × 8 + 14 (29 × 14) + 8 <
- 403 + 10 - 52 403 - 10 + 52 <
- 756 ÷ 14 - 6 (756 ÷ 14) + 6 <
- 978 - 63 + 80 (978 + 63) - 80 >
- 84 × 9 + 32 (84 × 32) + 9 <
- 868 - 39 + 92 (868 + 39) - 92 >
- 910 ÷ 26 - 35 (910 ÷ 26) + 35 <
- 102 - 92 + 65 (102 + 92) - 65 <
- 648 ÷ 24 + 24 (648 ÷ 24) - 24 >
- 567 + 10 - 80 567 - 10 + 80 <
- 137 - 98 + 81 (137 + 98) - 81 <
- 70 × 7 + 76 (70 × 76) + 7 <
- 505 - 77 + 41 (505 + 77) - 41 <
- 723 + 10 - 77 723 - 10 + 77 <
- 565 - 98 + 47 (565 + 98) - 47 <
- 26 × 4 + 61 (26 × 61) + 4 <
- 900 ÷ 50 + 15 (900 ÷ 50) - 15 >
- 22 × 9 + 18 (22 × 18) + 9 <
- 946 ÷ 43 + 22 (946 ÷ 43) - 22 >
- 432 ÷ 24 - 12 (432 ÷ 24) + 12 <
- 132 + 10 - 74 132 - 10 + 74 <
- 42 × 4 - 72 (42 × 72) - 4 <
- 97 × 7 + 19 (97 × 19) + 7 <
- 378 ÷ 18 - 1 (378 ÷ 18) + 1 <
- 429 + 10 - 10 429 - 10 + 10 =
- 59 × 4 + 65 (59 × 65) + 4 <
- 891 ÷ 11 - 11 (891 ÷ 11) + 11 <
- 80 + 10 - 39 80 - 10 + 39 <
- 154 + 10 - 12 154 - 10 + 12 <
- 809 + 10 - 80 809 - 10 + 80 <
- 52 × 4 + 13 (52 × 13) + 4 <
- 861 ÷ 21 - 41 (861 ÷ 21) + 41 <
- 630 - 19 + 59 (630 + 19) - 59 >
- 75 × 6 + 46 (75 × 46) + 6 <
- 552 ÷ 24 + 12 (552 ÷ 24) - 12 >
- 637 - 36 + 74 (637 + 36) - 74 >
- 360 - 36 + 23 (360 + 36) - 23 <
- 75 × 4 + 10 (75 × 10) + 4 <
- 49 × 8 - 45 (49 × 45) - 8 <
- 721 - 77 + 24 (721 + 77) - 24 <
- 873 - 90 + 10 (873 + 90) - 10 <
- 90 × 1 + 61 (90 × 61) + 1 <
- 83 × 1 + 87 (83 × 87) + 1 <
- 53 × 3 + 98 (53 × 98) + 3 <
- 720 ÷ 30 + 18 (720 ÷ 30) - 18 >
- 312 ÷ 12 + 12 (312 ÷ 12) - 12 >
- 836 ÷ 19 - 2 (836 ÷ 19) + 2 <
- 943 ÷ 41 + 23 (943 ÷ 41) - 23 >
- 849 + 10 - 24 849 - 10 + 24 <
- 30 × 8 + 26 (30 × 26) + 8 <
- 13 × 4 - 50 (13 × 50) - 4 <
- 984 - 76 + 77 (984 + 76) - 77 >
- 91 × 6 - 15 (91 × 15) - 6 <
- 86 × 9 + 53 (86 × 53) + 9 <
※总分：100分， 共计：450道题， 每题：0.22 分。