- 耗时： 0分0秒
- 题数：
- 得分：
- 840 ÷ 30 + 21 (840 ÷ 30) - 21 >
- 928 ÷ 29 - 32 (928 ÷ 29) + 32 <
- 150 ÷ 10 - 5 (150 ÷ 10) + 5 <
- 620 ÷ 20 - 20 (620 ÷ 20) + 20 <
- 67 × 4 + 66 (67 × 66) + 4 <
- 740 ÷ 10 + 37 (740 ÷ 10) - 37 >
- 93 × 8 + 64 (93 × 64) + 8 <
- 75 × 1 - 71 (75 × 71) - 1 <
- 510 ÷ 10 + 34 (510 ÷ 10) - 34 >
- 85 × 2 + 51 (85 × 51) + 2 <
- 25 × 1 - 11 (25 × 11) - 1 <
- 177 + 10 - 64 177 - 10 + 64 <
- 34 × 9 + 91 (34 × 91) + 9 <
- 442 ÷ 26 + 13 (442 ÷ 26) - 13 >
- 975 ÷ 75 + 13 (975 ÷ 75) - 13 >
- 57 × 2 - 61 (57 × 61) - 2 <
- 210 ÷ 14 + 14 (210 ÷ 14) - 14 >
- 756 ÷ 27 + 21 (756 ÷ 27) - 21 >
- 664 - 40 + 21 (664 + 40) - 21 <
- 509 + 10 - 64 509 - 10 + 64 <
- 508 - 75 + 75 (508 + 75) - 75 =
- 45 × 8 + 53 (45 × 53) + 8 <
- 858 + 10 - 54 858 - 10 + 54 <
- 504 ÷ 18 - 4 (504 ÷ 18) + 4 <
- 68 × 7 - 76 (68 × 76) - 7 <
- 560 ÷ 20 - 2 (560 ÷ 20) + 2 <
- 614 + 10 - 20 614 - 10 + 20 <
- 550 ÷ 10 + 11 (550 ÷ 10) - 11 >
- 41 × 5 - 21 (41 × 21) - 5 <
- 384 ÷ 12 - 2 (384 ÷ 12) + 2 <
- 648 ÷ 27 + 24 (648 ÷ 27) - 24 >
- 840 + 10 - 92 840 - 10 + 92 <
- 300 ÷ 15 - 6 (300 ÷ 15) + 6 <
- 15 × 4 - 18 (15 × 18) - 4 <
- 65 × 2 - 58 (65 × 58) - 2 <
- 72 × 3 - 48 (72 × 48) - 3 <
- 750 ÷ 10 - 5 (750 ÷ 10) + 5 <
- 495 - 66 + 40 (495 + 66) - 40 <
- 610 ÷ 10 + 10 (610 ÷ 10) - 10 >
- 73 × 3 - 14 (73 × 14) - 3 <
- 819 + 10 - 36 819 - 10 + 36 <
- 77 × 6 - 95 (77 × 95) - 6 <
- 594 ÷ 18 + 22 (594 ÷ 18) - 22 >
- 10 × 6 - 23 (10 × 23) - 6 <
- 191 - 55 + 17 (191 + 55) - 17 <
- 78 × 1 - 76 (78 × 76) - 1 <
- 21 × 8 - 7 (21 × 7) - 8 >
- 104 - 47 + 13 (104 + 47) - 13 <
- 63 × 1 + 19 (63 × 19) + 1 <
- 230 ÷ 46 - 2 (230 ÷ 46) + 2 <
- 792 ÷ 11 + 12 (792 ÷ 11) - 12 >
- 753 + 10 - 97 753 - 10 + 97 <
- 558 ÷ 18 + 18 (558 ÷ 18) - 18 >
- 23 × 6 + 23 (23 × 23) + 6 <
- 16 × 5 + 13 (16 × 13) + 5 <
- 65 × 6 + 45 (65 × 45) + 6 <
- 882 ÷ 63 - 6 (882 ÷ 63) + 6 <
- 64 × 5 + 64 (64 × 64) + 5 <
- 40 - 10 + 22 (40 + 10) - 22 >
- 58 × 9 + 66 (58 × 66) + 9 <
- 57 × 7 - 55 (57 × 55) - 7 <
- 855 ÷ 45 + 19 (855 ÷ 45) - 19 >
- 714 ÷ 17 - 1 (714 ÷ 17) + 1 <
- 620 - 38 + 16 (620 + 38) - 16 <
- 323 ÷ 17 - 1 (323 ÷ 17) + 1 <
- 29 × 9 + 84 (29 × 84) + 9 <
- 427 + 10 - 54 427 - 10 + 54 <
- 683 + 10 - 16 683 - 10 + 16 <
- 555 + 10 - 11 555 - 10 + 11 <
- 776 + 10 - 56 776 - 10 + 56 <
- 617 - 45 + 55 (617 + 45) - 55 >
- 56 × 8 - 83 (56 × 83) - 8 <
- 785 + 10 - 62 785 - 10 + 62 <
- 50 × 8 + 88 (50 × 88) + 8 <
- 15 × 9 + 90 (15 × 90) + 9 <
- 91 × 6 + 80 (91 × 80) + 6 <
- 649 + 10 - 10 649 - 10 + 10 =
- 910 ÷ 13 - 1 (910 ÷ 13) + 1 <
- 49 × 5 - 86 (49 × 86) - 5 <
- 78 × 4 - 63 (78 × 63) - 4 <
- 720 ÷ 16 - 45 (720 ÷ 16) + 45 <
- 150 - 17 + 47 (150 + 17) - 47 >
- 242 ÷ 11 - 11 (242 ÷ 11) + 11 <
- 960 ÷ 30 + 24 (960 ÷ 30) - 24 >
- 933 - 21 + 31 (933 + 21) - 31 >
- 900 ÷ 15 - 18 (900 ÷ 15) + 18 <
- 644 ÷ 46 - 7 (644 ÷ 46) + 7 <
- 117 ÷ 13 - 1 (117 ÷ 13) + 1 <
- 882 ÷ 18 - 14 (882 ÷ 18) + 14 <
- 720 ÷ 40 + 12 (720 ÷ 40) - 12 >
- 62 × 9 + 57 (62 × 57) + 9 <
- 11 × 8 - 32 (11 × 32) - 8 <
- 10 × 5 + 92 (10 × 92) + 5 <
- 790 + 10 - 31 790 - 10 + 31 <
- 408 ÷ 12 + 34 (408 ÷ 12) - 34 >
- 612 ÷ 18 + 17 (612 ÷ 18) - 17 >
- 573 - 30 + 30 (573 + 30) - 30 =
- 960 ÷ 15 + 64 (960 ÷ 15) - 64 >
- 770 ÷ 10 - 7 (770 ÷ 10) + 7 <
- 26 × 6 + 29 (26 × 29) + 6 <
- 650 ÷ 10 - 5 (650 ÷ 10) + 5 <
- 96 × 2 - 41 (96 × 41) - 2 <
- 65 × 2 + 10 (65 × 10) + 2 <
- 528 + 10 - 50 528 - 10 + 50 <
- 415 + 10 - 70 415 - 10 + 70 <
- 93 × 8 - 11 (93 × 11) - 8 <
- 34 × 1 + 64 (34 × 64) + 1 <
- 780 - 53 + 17 (780 + 53) - 17 <
- 862 + 10 - 49 862 - 10 + 49 <
- 471 + 10 - 29 471 - 10 + 29 <
- 33 × 9 + 35 (33 × 35) + 9 <
- 103 - 85 + 80 (103 + 85) - 80 <
- 32 × 6 - 35 (32 × 35) - 6 <
- 680 ÷ 34 + 10 (680 ÷ 34) - 10 >
- 75 × 5 + 50 (75 × 50) + 5 <
- 486 + 10 - 15 486 - 10 + 15 <
- 215 + 10 - 47 215 - 10 + 47 <
- 540 ÷ 45 - 3 (540 ÷ 45) + 3 <
- 898 + 10 - 88 898 - 10 + 88 <
- 15 × 4 + 30 (15 × 30) + 4 <
- 860 + 10 - 87 860 - 10 + 87 <
- 801 - 46 + 75 (801 + 46) - 75 >
- 141 - 86 + 54 (141 + 86) - 54 <
- 456 - 73 + 98 (456 + 73) - 98 >
- 887 + 10 - 93 887 - 10 + 93 <
- 88 × 2 + 59 (88 × 59) + 2 <
- 994 ÷ 14 - 14 (994 ÷ 14) + 14 <
- 51 × 3 + 59 (51 × 59) + 3 <
- 647 - 26 + 56 (647 + 26) - 56 >
- 980 ÷ 35 - 5 (980 ÷ 35) + 5 <
- 360 ÷ 30 - 12 (360 ÷ 30) + 12 <
- 88 × 6 - 88 (88 × 88) - 6 <
- 988 - 90 + 87 (988 + 90) - 87 <
- 96 × 4 - 77 (96 × 77) - 4 <
- 832 ÷ 26 - 13 (832 ÷ 26) + 13 <
- 90 × 6 + 48 (90 × 48) + 6 <
- 38 × 9 - 44 (38 × 44) - 9 <
- 22 × 4 + 57 (22 × 57) + 4 <
- 59 + 10 - 43 59 - 10 + 43 <
- 600 ÷ 20 + 15 (600 ÷ 20) - 15 >
- 816 ÷ 16 - 12 (816 ÷ 16) + 12 <
- 73 × 5 + 16 (73 × 16) + 5 <
- 682 - 22 + 91 (682 + 22) - 91 >
- 429 - 59 + 98 (429 + 59) - 98 >
- 672 ÷ 28 - 16 (672 ÷ 28) + 16 <
- 20 × 4 - 61 (20 × 61) - 4 <
- 58 × 1 + 13 (58 × 13) + 1 <
- 57 × 3 - 89 (57 × 89) - 3 <
- 30 × 6 - 5 (30 × 5) - 6 >
- 559 + 10 - 77 559 - 10 + 77 <
- 456 ÷ 24 - 1 (456 ÷ 24) + 1 <
- 86 × 7 - 91 (86 × 91) - 7 <
- 795 + 10 - 28 795 - 10 + 28 <
- 22 × 7 + 72 (22 × 72) + 7 <
- 157 + 10 - 98 157 - 10 + 98 <
- 468 - 30 + 45 (468 + 30) - 45 >
- 388 - 32 + 64 (388 + 32) - 64 >
- 804 - 55 + 11 (804 + 55) - 11 <
- 394 - 37 + 41 (394 + 37) - 41 >
- 792 ÷ 44 - 12 (792 ÷ 44) + 12 <
- 528 ÷ 16 + 12 (528 ÷ 16) - 12 >
- 48 × 4 - 62 (48 × 62) - 4 <
- 75 × 3 + 99 (75 × 99) + 3 <
- 989 - 12 + 69 (989 + 12) - 69 >
- 528 ÷ 11 + 33 (528 ÷ 11) - 33 >
- 34 × 9 - 17 (34 × 17) - 9 <
- 154 + 10 - 90 154 - 10 + 90 <
- 735 ÷ 49 - 15 (735 ÷ 49) + 15 <
- 535 + 10 - 68 535 - 10 + 68 <
- 770 ÷ 11 + 14 (770 ÷ 11) - 14 >
- 86 × 4 + 85 (86 × 85) + 4 <
- 165 + 10 - 55 165 - 10 + 55 <
- 945 ÷ 27 - 27 (945 ÷ 27) + 27 <
- 714 ÷ 51 - 6 (714 ÷ 51) + 6 <
- 602 ÷ 43 - 2 (602 ÷ 43) + 2 <
- 78 × 6 - 76 (78 × 76) - 6 <
- 77 × 4 + 44 (77 × 44) + 4 <
- 18 × 4 + 87 (18 × 87) + 4 <
- 430 - 17 + 47 (430 + 17) - 47 >
- 648 ÷ 27 - 1 (648 ÷ 27) + 1 <
- 805 ÷ 35 + 23 (805 ÷ 35) - 23 >
- 456 - 57 + 66 (456 + 57) - 66 >
- 300 ÷ 25 - 10 (300 ÷ 25) + 10 <
- 47 × 4 - 4 (47 × 4) - 4 =
- 90 × 8 - 86 (90 × 86) - 8 <
- 34 × 4 - 78 (34 × 78) - 4 <
- 98 × 1 + 28 (98 × 28) + 1 <
- 920 ÷ 46 - 5 (920 ÷ 46) + 5 <
- 30 × 8 - 41 (30 × 41) - 8 <
- 20 × 5 + 67 (20 × 67) + 5 <
- 45 × 8 - 77 (45 × 77) - 8 <
- 672 ÷ 14 + 16 (672 ÷ 14) - 16 >
- 874 ÷ 19 - 23 (874 ÷ 19) + 23 <
- 599 + 10 - 52 599 - 10 + 52 <
- 26 × 2 + 79 (26 × 79) + 2 <
- 82 × 7 - 27 (82 × 27) - 7 <
- 780 ÷ 12 - 20 (780 ÷ 12) + 20 <
- 15 × 3 + 67 (15 × 67) + 3 <
- 618 + 10 - 61 618 - 10 + 61 <
- 432 ÷ 16 - 16 (432 ÷ 16) + 16 <
- 64 × 7 - 71 (64 × 71) - 7 <
- 340 + 10 - 65 340 - 10 + 65 <
- 876 + 10 - 71 876 - 10 + 71 <
- 44 × 5 + 66 (44 × 66) + 5 <
- 54 × 8 + 51 (54 × 51) + 8 <
- 432 - 28 + 72 (432 + 28) - 72 >
- 936 ÷ 12 + 36 (936 ÷ 12) - 36 >
- 900 ÷ 60 + 10 (900 ÷ 60) - 10 >
- 990 ÷ 10 + 45 (990 ÷ 10) - 45 >
- 30 × 8 + 39 (30 × 39) + 8 <
- 680 ÷ 20 + 10 (680 ÷ 20) - 10 >
- 943 + 10 - 98 943 - 10 + 98 <
- 464 - 64 + 80 (464 + 64) - 80 >
- 696 ÷ 24 - 12 (696 ÷ 24) + 12 <
- 507 - 52 + 16 (507 + 52) - 16 <
- 810 ÷ 18 - 15 (810 ÷ 18) + 15 <
- 72 × 6 - 77 (72 × 77) - 6 <
- 35 × 7 - 42 (35 × 42) - 7 <
- 748 ÷ 11 + 11 (748 ÷ 11) - 11 >
- 692 + 10 - 20 692 - 10 + 20 <
- 66 × 3 - 74 (66 × 74) - 3 <
- 52 - 35 + 84 (52 + 35) - 84 >
- 63 × 2 - 79 (63 × 79) - 2 <
- 51 × 6 + 24 (51 × 24) + 6 <
- 254 + 10 - 94 254 - 10 + 94 <
- 852 - 65 + 45 (852 + 65) - 45 <
- 984 ÷ 24 - 24 (984 ÷ 24) + 24 <
- 720 ÷ 20 + 20 (720 ÷ 20) - 20 >
- 861 ÷ 41 + 21 (861 ÷ 41) - 21 >
- 990 + 10 - 94 990 - 10 + 94 <
- 754 - 63 + 96 (754 + 63) - 96 >
- 498 + 10 - 46 498 - 10 + 46 <
- 111 - 60 + 76 (111 + 60) - 76 >
- 270 + 10 - 14 270 - 10 + 14 <
- 720 ÷ 48 + 10 (720 ÷ 48) - 10 >
- 152 + 10 - 16 152 - 10 + 16 <
- 28 × 7 + 26 (28 × 26) + 7 <
- 34 × 5 - 24 (34 × 24) - 5 <
- 443 - 94 + 12 (443 + 94) - 12 <
- 819 ÷ 91 - 3 (819 ÷ 91) + 3 <
- 981 - 78 + 56 (981 + 78) - 56 <
- 78 × 9 + 97 (78 × 97) + 9 <
- 26 × 9 + 79 (26 × 79) + 9 <
- 94 - 93 + 95 (94 + 93) - 95 >
- 864 ÷ 16 + 54 (864 ÷ 16) - 54 >
- 669 + 10 - 23 669 - 10 + 23 <
- 46 × 1 - 20 (46 × 20) - 1 <
- 28 × 1 - 10 (28 × 10) - 1 <
- 27 × 4 + 93 (27 × 93) + 4 <
- 360 ÷ 30 - 3 (360 ÷ 30) + 3 <
- 735 ÷ 21 - 15 (735 ÷ 21) + 15 <
- 210 ÷ 35 - 6 (210 ÷ 35) + 6 <
- 348 + 10 - 45 348 - 10 + 45 <
- 840 ÷ 15 - 7 (840 ÷ 15) + 7 <
- 21 × 5 - 53 (21 × 53) - 5 <
- 82 × 1 + 50 (82 × 50) + 1 <
- 886 - 41 + 26 (886 + 41) - 26 <
- 728 ÷ 28 + 14 (728 ÷ 28) - 14 >
- 163 + 10 - 22 163 - 10 + 22 <
- 770 ÷ 14 + 14 (770 ÷ 14) - 14 >
- 731 + 10 - 51 731 - 10 + 51 <
- 160 ÷ 32 - 5 (160 ÷ 32) + 5 <
- 92 × 7 + 25 (92 × 25) + 7 <
- 511 ÷ 73 - 1 (511 ÷ 73) + 1 <
- 46 × 9 - 7 (46 × 7) - 9 >
- 756 ÷ 36 - 12 (756 ÷ 36) + 12 <
- 600 ÷ 15 + 30 (600 ÷ 15) - 30 >
- 39 × 2 + 65 (39 × 65) + 2 <
- 96 × 2 - 66 (96 × 66) - 2 <
- 598 ÷ 23 + 13 (598 ÷ 23) - 13 >
- 460 + 10 - 71 460 - 10 + 71 <
- 432 - 27 + 28 (432 + 27) - 28 >
- 682 + 10 - 70 682 - 10 + 70 <
- 780 ÷ 10 + 10 (780 ÷ 10) - 10 >
- 570 ÷ 10 - 19 (570 ÷ 10) + 19 <
- 616 ÷ 11 + 56 (616 ÷ 11) - 56 >
- 605 + 10 - 42 605 - 10 + 42 <
- 750 ÷ 10 + 15 (750 ÷ 10) - 15 >
- 98 × 7 + 18 (98 × 18) + 7 <
- 80 × 3 + 64 (80 × 64) + 3 <
- 756 ÷ 12 + 27 (756 ÷ 12) - 27 >
- 138 ÷ 46 - 1 (138 ÷ 46) + 1 <
- 50 × 9 + 85 (50 × 85) + 9 <
- 588 ÷ 42 + 12 (588 ÷ 42) - 12 >
- 385 ÷ 35 + 11 (385 ÷ 35) - 11 >
- 730 + 10 - 18 730 - 10 + 18 <
- 69 × 4 - 76 (69 × 76) - 4 <
- 815 + 10 - 88 815 - 10 + 88 <
- 51 × 3 + 24 (51 × 24) + 3 <
- 552 ÷ 12 + 12 (552 ÷ 12) - 12 >
- 980 ÷ 35 + 20 (980 ÷ 35) - 20 >
- 594 + 10 - 92 594 - 10 + 92 <
- 64 × 9 + 38 (64 × 38) + 9 <
- 21 × 8 + 63 (21 × 63) + 8 <
- 544 ÷ 32 + 17 (544 ÷ 32) - 17 >
- 912 ÷ 24 - 19 (912 ÷ 24) + 19 <
- 560 ÷ 28 + 10 (560 ÷ 28) - 10 >
- 310 ÷ 62 - 5 (310 ÷ 62) + 5 <
- 212 - 81 + 71 (212 + 81) - 71 <
- 64 × 7 + 53 (64 × 53) + 7 <
- 97 × 8 - 30 (97 × 30) - 8 <
- 125 - 16 + 55 (125 + 16) - 55 >
- 476 ÷ 17 + 17 (476 ÷ 17) - 17 >
- 540 ÷ 27 - 9 (540 ÷ 27) + 9 <
- 34 × 3 + 65 (34 × 65) + 3 <
- 40 × 8 - 8 (40 × 8) - 8 =
- 370 - 99 + 22 (370 + 99) - 22 <
- 620 ÷ 20 - 1 (620 ÷ 20) + 1 <
- 878 + 10 - 87 878 - 10 + 87 <
- 879 + 10 - 86 879 - 10 + 86 <
- 186 + 10 - 54 186 - 10 + 54 <
- 672 ÷ 48 - 1 (672 ÷ 48) + 1 <
- 900 ÷ 12 - 36 (900 ÷ 12) + 36 <
- 440 ÷ 10 + 44 (440 ÷ 10) - 44 >
- 885 ÷ 15 - 3 (885 ÷ 15) + 3 <
- 568 + 10 - 26 568 - 10 + 26 <
- 345 + 10 - 90 345 - 10 + 90 <
- 298 - 11 + 12 (298 + 11) - 12 >
- 984 ÷ 12 - 12 (984 ÷ 12) + 12 <
- 992 ÷ 31 + 32 (992 ÷ 31) - 32 >
- 20 × 1 + 19 (20 × 19) + 1 <
- 37 × 9 + 50 (37 × 50) + 9 <
- 65 × 3 - 95 (65 × 95) - 3 <
- 770 ÷ 35 - 2 (770 ÷ 35) + 2 <
- 24 × 9 + 13 (24 × 13) + 9 <
- 864 ÷ 32 - 6 (864 ÷ 32) + 6 <
- 682 + 10 - 63 682 - 10 + 63 <
- 19 × 3 - 35 (19 × 35) - 3 <
- 344 ÷ 43 - 2 (344 ÷ 43) + 2 <
- 520 ÷ 20 + 20 (520 ÷ 20) - 20 >
- 642 + 10 - 20 642 - 10 + 20 <
- 365 + 10 - 45 365 - 10 + 45 <
- 266 ÷ 14 + 14 (266 ÷ 14) - 14 >
- 462 ÷ 14 - 33 (462 ÷ 14) + 33 <
- 966 ÷ 21 - 3 (966 ÷ 21) + 3 <
- 46 × 3 - 61 (46 × 61) - 3 <
- 364 + 10 - 95 364 - 10 + 95 <
- 22 × 9 - 3 (22 × 3) - 9 >
- 600 ÷ 20 - 15 (600 ÷ 20) + 15 <
- 957 ÷ 87 - 11 (957 ÷ 87) + 11 <
- 941 + 10 - 92 941 - 10 + 92 <
- 274 + 10 - 17 274 - 10 + 17 <
- 349 + 10 - 71 349 - 10 + 71 <
- 560 ÷ 10 - 8 (560 ÷ 10) + 8 <
- 990 ÷ 10 - 2 (990 ÷ 10) + 2 <
- 65 × 7 - 6 (65 × 6) - 7 >
- 533 - 73 + 16 (533 + 73) - 16 <
- 71 × 5 + 87 (71 × 87) + 5 <
- 528 ÷ 24 - 4 (528 ÷ 24) + 4 <
- 256 ÷ 16 + 16 (256 ÷ 16) - 16 >
- 98 × 4 + 93 (98 × 93) + 4 <
- 82 × 3 + 30 (82 × 30) + 3 <
- 806 ÷ 62 + 13 (806 ÷ 62) - 13 >
- 39 × 8 + 47 (39 × 47) + 8 <
- 486 ÷ 27 - 2 (486 ÷ 27) + 2 <
- 66 × 4 + 56 (66 × 56) + 4 <
- 920 ÷ 20 + 40 (920 ÷ 20) - 40 >
- 432 ÷ 18 + 24 (432 ÷ 18) - 24 >
- 88 × 5 - 72 (88 × 72) - 5 <
- 327 + 10 - 65 327 - 10 + 65 <
- 572 ÷ 22 - 26 (572 ÷ 22) + 26 <
- 840 ÷ 10 + 40 (840 ÷ 10) - 40 >
- 735 + 10 - 55 735 - 10 + 55 <
- 170 - 14 + 95 (170 + 14) - 95 >
- 11 × 7 - 65 (11 × 65) - 7 <
- 17 - 76 + 78 (17 + 76) - 78 >
- 30 × 8 + 73 (30 × 73) + 8 <
- 93 × 6 + 86 (93 × 86) + 6 <
- 650 ÷ 13 - 50 (650 ÷ 13) + 50 <
- 806 ÷ 31 + 13 (806 ÷ 31) - 13 >
- 960 ÷ 10 + 15 (960 ÷ 10) - 15 >
- 95 × 8 + 46 (95 × 46) + 8 <
- 24 × 3 + 96 (24 × 96) + 3 <
- 851 - 34 + 22 (851 + 34) - 22 <
- 171 - 27 + 98 (171 + 27) - 98 >
- 720 ÷ 10 - 3 (720 ÷ 10) + 3 <
- 321 - 55 + 23 (321 + 55) - 23 <
- 936 ÷ 12 + 26 (936 ÷ 12) - 26 >
- 44 × 2 + 90 (44 × 90) + 2 <
- 388 - 19 + 21 (388 + 19) - 21 >
- 506 - 19 + 29 (506 + 19) - 29 >
- 671 ÷ 61 + 11 (671 ÷ 61) - 11 >
- 468 ÷ 26 - 12 (468 ÷ 26) + 12 <
- 673 - 39 + 96 (673 + 39) - 96 >
- 847 - 56 + 86 (847 + 56) - 86 >
- 46 × 9 + 29 (46 × 29) + 9 <
- 531 - 13 + 80 (531 + 13) - 80 >
- 810 ÷ 15 + 18 (810 ÷ 15) - 18 >
- 10 × 3 + 37 (10 × 37) + 3 <
- 891 ÷ 11 + 27 (891 ÷ 11) - 27 >
※总分：100分， 共计：390道题， 每题：0.26 分。