- 耗时： 0分0秒
- 题数：
- 得分：
- 304 ÷ 16 - 1 (304 ÷ 16) + 1 <
- 284 - 41 + 50 (284 + 41) - 50 >
- 51 × 4 - 44 (51 × 44) - 4 <
- 481 - 68 + 37 (481 + 68) - 37 <
- 654 + 10 - 65 654 - 10 + 65 <
- 383 - 67 + 50 (383 + 67) - 50 <
- 990 ÷ 33 + 30 (990 ÷ 33) - 30 >
- 989 + 10 - 32 989 - 10 + 32 <
- 336 ÷ 14 + 16 (336 ÷ 14) - 16 >
- 31 × 2 + 42 (31 × 42) + 2 <
- 49 × 2 + 56 (49 × 56) + 2 <
- 142 - 74 + 25 (142 + 74) - 25 <
- 20 × 4 - 30 (20 × 30) - 4 <
- 59 × 9 - 33 (59 × 33) - 9 <
- 58 × 1 - 24 (58 × 24) - 1 <
- 740 ÷ 20 - 5 (740 ÷ 20) + 5 <
- 79 × 6 + 15 (79 × 15) + 6 <
- 98 × 3 - 79 (98 × 79) - 3 <
- 637 + 10 - 97 637 - 10 + 97 <
- 57 × 5 + 30 (57 × 30) + 5 <
- 496 ÷ 31 + 16 (496 ÷ 31) - 16 >
- 352 + 10 - 75 352 - 10 + 75 <
- 185 - 92 + 59 (185 + 92) - 59 <
- 99 × 7 - 50 (99 × 50) - 7 <
- 344 + 10 - 60 344 - 10 + 60 <
- 740 ÷ 20 - 37 (740 ÷ 20) + 37 <
- 94 × 9 - 71 (94 × 71) - 9 <
- 289 - 81 + 69 (289 + 81) - 69 <
- 934 - 75 + 46 (934 + 75) - 46 <
- 87 × 4 - 58 (87 × 58) - 4 <
- 924 ÷ 14 - 12 (924 ÷ 14) + 12 <
- 741 - 97 + 31 (741 + 97) - 31 <
- 421 - 46 + 51 (421 + 46) - 51 >
- 36 × 6 - 74 (36 × 74) - 6 <
- 277 - 39 + 91 (277 + 39) - 91 >
- 92 × 6 - 22 (92 × 22) - 6 <
- 64 × 7 + 76 (64 × 76) + 7 <
- 41 × 6 + 69 (41 × 69) + 6 <
- 51 × 4 - 1 (51 × 1) - 4 >
- 600 ÷ 15 + 25 (600 ÷ 15) - 25 >
- 26 × 8 + 33 (26 × 33) + 8 <
- 837 - 53 + 48 (837 + 53) - 48 <
- 924 ÷ 11 - 22 (924 ÷ 11) + 22 <
- 86 × 5 - 87 (86 × 87) - 5 <
- 672 ÷ 24 + 28 (672 ÷ 24) - 28 >
- 99 × 7 + 61 (99 × 61) + 7 <
- 141 + 10 - 68 141 - 10 + 68 <
- 94 × 4 - 53 (94 × 53) - 4 <
- 10 × 3 - 8 (10 × 8) - 3 <
- 55 + 10 - 39 55 - 10 + 39 <
- 224 + 10 - 20 224 - 10 + 20 <
- 800 ÷ 10 - 4 (800 ÷ 10) + 4 <
- 376 - 42 + 10 (376 + 42) - 10 <
- 88 × 6 + 10 (88 × 10) + 6 <
- 321 - 67 + 67 (321 + 67) - 67 =
- 19 × 7 - 30 (19 × 30) - 7 <
- 77 × 6 + 57 (77 × 57) + 6 <
- 21 × 7 - 31 (21 × 31) - 7 <
- 217 - 23 + 41 (217 + 23) - 41 >
- 381 - 46 + 93 (381 + 46) - 93 >
- 670 ÷ 10 + 67 (670 ÷ 10) - 67 >
- 100 + 10 - 67 100 - 10 + 67 <
- 619 - 11 + 99 (619 + 11) - 99 >
- 253 + 10 - 43 253 - 10 + 43 <
- 329 + 10 - 40 329 - 10 + 40 <
- 720 ÷ 10 - 8 (720 ÷ 10) + 8 <
- 416 - 85 + 66 (416 + 85) - 66 <
- 44 × 7 - 6 (44 × 6) - 7 >
- 582 + 10 - 87 582 - 10 + 87 <
- 723 - 94 + 93 (723 + 94) - 93 <
- 21 - 31 + 13 (21 + 31) - 13 <
- 96 × 6 - 16 (96 × 16) - 6 <
- 77 × 2 + 16 (77 × 16) + 2 <
- 990 ÷ 30 - 30 (990 ÷ 30) + 30 <
- 87 + 10 - 38 87 - 10 + 38 <
- 74 × 9 - 32 (74 × 32) - 9 <
- 69 × 7 - 81 (69 × 81) - 7 <
- 70 × 7 - 75 (70 × 75) - 7 <
- 44 × 7 + 42 (44 × 42) + 7 <
- 19 × 9 + 14 (19 × 14) + 9 <
- 944 ÷ 59 - 2 (944 ÷ 59) + 2 <
- 840 ÷ 21 + 24 (840 ÷ 21) - 24 >
- 220 ÷ 10 - 11 (220 ÷ 10) + 11 <
- 550 ÷ 25 + 11 (550 ÷ 25) - 11 >
- 38 × 9 + 39 (38 × 39) + 9 <
- 720 ÷ 36 + 12 (720 ÷ 36) - 12 >
- 783 - 85 + 21 (783 + 85) - 21 <
- 223 + 10 - 71 223 - 10 + 71 <
- 630 ÷ 10 + 45 (630 ÷ 10) - 45 >
- 79 × 1 - 55 (79 × 55) - 1 <
- 13 × 7 + 94 (13 × 94) + 7 <
- 204 ÷ 68 - 2 (204 ÷ 68) + 2 <
- 533 - 22 + 13 (533 + 22) - 13 <
- 924 ÷ 12 + 42 (924 ÷ 12) - 42 >
- 660 + 10 - 20 660 - 10 + 20 <
- 912 ÷ 12 + 16 (912 ÷ 12) - 16 >
- 27 × 1 + 49 (27 × 49) + 1 <
- 97 × 9 - 98 (97 × 98) - 9 <
- 62 × 9 + 57 (62 × 57) + 9 <
- 600 ÷ 12 + 40 (600 ÷ 12) - 40 >
- 842 - 66 + 10 (842 + 66) - 10 <
- 902 ÷ 82 - 2 (902 ÷ 82) + 2 <
- 343 + 10 - 18 343 - 10 + 18 <
- 73 × 9 + 16 (73 × 16) + 9 <
- 369 - 63 + 96 (369 + 63) - 96 >
- 972 ÷ 54 + 18 (972 ÷ 54) - 18 >
- 73 × 9 + 82 (73 × 82) + 9 <
- 25 × 9 + 30 (25 × 30) + 9 <
- 990 ÷ 10 + 90 (990 ÷ 10) - 90 >
- 880 ÷ 44 + 11 (880 ÷ 44) - 11 >
- 867 + 10 - 91 867 - 10 + 91 <
- 85 × 2 + 44 (85 × 44) + 2 <
- 59 × 4 + 87 (59 × 87) + 4 <
- 476 ÷ 28 - 7 (476 ÷ 28) + 7 <
- 512 ÷ 16 + 16 (512 ÷ 16) - 16 >
- 87 × 8 + 95 (87 × 95) + 8 <
- 715 ÷ 65 - 1 (715 ÷ 65) + 1 <
- 80 × 9 - 83 (80 × 83) - 9 <
- 475 ÷ 19 + 19 (475 ÷ 19) - 19 >
- 753 + 10 - 36 753 - 10 + 36 <
- 399 + 10 - 55 399 - 10 + 55 <
- 83 × 1 - 74 (83 × 74) - 1 <
- 957 ÷ 11 - 1 (957 ÷ 11) + 1 <
- 18 × 4 + 93 (18 × 93) + 4 <
- 518 + 10 - 37 518 - 10 + 37 <
- 176 - 92 + 14 (176 + 92) - 14 <
- 117 + 10 - 84 117 - 10 + 84 <
- 756 ÷ 14 - 42 (756 ÷ 14) + 42 <
- 497 - 63 + 28 (497 + 63) - 28 <
- 570 - 42 + 71 (570 + 42) - 71 >
- 187 + 10 - 39 187 - 10 + 39 <
- 63 × 8 - 16 (63 × 16) - 8 <
- 83 × 8 + 72 (83 × 72) + 8 <
- 66 × 2 + 15 (66 × 15) + 2 <
- 59 × 6 - 79 (59 × 79) - 6 <
- 516 + 10 - 95 516 - 10 + 95 <
- 753 - 14 + 48 (753 + 14) - 48 >
- 562 + 10 - 34 562 - 10 + 34 <
- 135 ÷ 15 - 1 (135 ÷ 15) + 1 <
- 798 + 10 - 38 798 - 10 + 38 <
- 975 - 18 + 51 (975 + 18) - 51 >
- 172 - 96 + 72 (172 + 96) - 72 <
- 37 × 6 - 80 (37 × 80) - 6 <
- 215 + 10 - 87 215 - 10 + 87 <
- 750 ÷ 10 - 10 (750 ÷ 10) + 10 <
- 240 ÷ 40 - 5 (240 ÷ 40) + 5 <
- 48 × 4 + 41 (48 × 41) + 4 <
- 66 × 3 - 70 (66 × 70) - 3 <
- 291 + 10 - 22 291 - 10 + 22 <
- 44 × 8 - 91 (44 × 91) - 8 <
- 785 + 10 - 63 785 - 10 + 63 <
- 456 ÷ 24 + 12 (456 ÷ 24) - 12 >
- 837 + 10 - 91 837 - 10 + 91 <
- 940 ÷ 47 + 10 (940 ÷ 47) - 10 >
- 431 - 50 + 67 (431 + 50) - 67 >
- 792 ÷ 22 + 11 (792 ÷ 22) - 11 >
- 21 × 2 - 40 (21 × 40) - 2 <
- 693 ÷ 21 + 33 (693 ÷ 21) - 33 >
- 920 ÷ 20 - 5 (920 ÷ 20) + 5 <
- 35 × 3 + 63 (35 × 63) + 3 <
- 756 ÷ 18 + 14 (756 ÷ 18) - 14 >
- 984 - 70 + 38 (984 + 70) - 38 <
- 78 × 4 - 17 (78 × 17) - 4 <
- 424 + 10 - 59 424 - 10 + 59 <
- 68 × 4 + 49 (68 × 49) + 4 <
- 922 - 86 + 78 (922 + 86) - 78 <
- 615 + 10 - 37 615 - 10 + 37 <
- 50 × 8 + 18 (50 × 18) + 8 <
- 13 × 5 - 59 (13 × 59) - 5 <
- 946 ÷ 22 + 22 (946 ÷ 22) - 22 >
- 168 - 97 + 78 (168 + 97) - 78 <
- 302 + 10 - 47 302 - 10 + 47 <
- 47 × 6 - 54 (47 × 54) - 6 <
- 817 - 64 + 90 (817 + 64) - 90 >
- 65 - 12 + 45 (65 + 12) - 45 >
- 658 ÷ 14 + 14 (658 ÷ 14) - 14 >
- 48 × 8 - 93 (48 × 93) - 8 <
- 36 × 1 + 68 (36 × 68) + 1 <
- 560 ÷ 10 - 10 (560 ÷ 10) + 10 <
- 32 × 6 - 16 (32 × 16) - 6 <
- 45 × 3 - 49 (45 × 49) - 3 <
- 126 + 10 - 12 126 - 10 + 12 <
- 636 + 10 - 80 636 - 10 + 80 <
- 156 + 10 - 15 156 - 10 + 15 <
- 825 ÷ 55 - 15 (825 ÷ 55) + 15 <
- 35 × 5 + 76 (35 × 76) + 5 <
- 21 - 74 + 80 (21 + 74) - 80 >
- 836 ÷ 11 - 19 (836 ÷ 11) + 19 <
- 88 × 7 - 16 (88 × 16) - 7 <
- 32 × 4 - 76 (32 × 76) - 4 <
- 360 ÷ 12 - 3 (360 ÷ 12) + 3 <
- 98 × 9 + 71 (98 × 71) + 9 <
- 45 × 9 + 91 (45 × 91) + 9 <
- 672 ÷ 28 + 24 (672 ÷ 28) - 24 >
- 384 ÷ 24 - 8 (384 ÷ 24) + 8 <
- 594 ÷ 18 - 6 (594 ÷ 18) + 6 <
- 690 ÷ 23 + 30 (690 ÷ 23) - 30 >
- 962 ÷ 26 + 37 (962 ÷ 26) - 37 >
- 531 + 10 - 20 531 - 10 + 20 <
- 390 ÷ 78 - 3 (390 ÷ 78) + 3 <
- 483 ÷ 21 + 23 (483 ÷ 21) - 23 >
- 88 × 5 + 97 (88 × 97) + 5 <
- 55 × 2 - 83 (55 × 83) - 2 <
- 910 + 10 - 22 910 - 10 + 22 <
- 497 - 88 + 26 (497 + 88) - 26 <
- 56 × 1 + 58 (56 × 58) + 1 <
- 95 × 1 + 83 (95 × 83) + 1 <
- 97 × 1 - 61 (97 × 61) - 1 <
- 71 × 8 + 79 (71 × 79) + 8 <
- 28 × 3 + 82 (28 × 82) + 3 <
- 621 ÷ 27 - 9 (621 ÷ 27) + 9 <
- 32 × 1 + 88 (32 × 88) + 1 <
- 122 - 28 + 21 (122 + 28) - 21 <
- 24 × 5 - 2 (24 × 2) - 5 >
- 590 ÷ 10 - 10 (590 ÷ 10) + 10 <
- 480 ÷ 12 - 15 (480 ÷ 12) + 15 <
- 840 ÷ 15 + 12 (840 ÷ 15) - 12 >
- 752 - 15 + 19 (752 + 15) - 19 >
- 97 × 1 + 54 (97 × 54) + 1 <
- 28 × 7 - 62 (28 × 62) - 7 <
- 492 + 10 - 70 492 - 10 + 70 <
- 66 - 82 + 84 (66 + 82) - 84 >
- 328 + 10 - 48 328 - 10 + 48 <
- 30 × 9 + 63 (30 × 63) + 9 <
- 990 ÷ 15 + 33 (990 ÷ 15) - 33 >
- 77 × 8 + 47 (77 × 47) + 8 <
- 996 + 10 - 72 996 - 10 + 72 <
- 817 - 85 + 38 (817 + 85) - 38 <
- 763 + 10 - 14 763 - 10 + 14 <
- 96 × 8 - 23 (96 × 23) - 8 <
- 14 × 5 + 68 (14 × 68) + 5 <
- 180 ÷ 10 - 2 (180 ÷ 10) + 2 <
- 612 ÷ 12 + 51 (612 ÷ 12) - 51 >
- 924 ÷ 28 + 21 (924 ÷ 28) - 21 >
- 787 - 71 + 53 (787 + 71) - 53 <
- 600 ÷ 30 + 20 (600 ÷ 30) - 20 >
- 94 × 5 - 96 (94 × 96) - 5 <
- 74 × 8 + 40 (74 × 40) + 8 <
- 702 - 15 + 92 (702 + 15) - 92 >
- 67 - 81 + 32 (67 + 81) - 32 <
- 990 ÷ 15 - 2 (990 ÷ 15) + 2 <
- 685 - 42 + 25 (685 + 42) - 25 <
- 920 ÷ 10 - 92 (920 ÷ 10) + 92 <
- 37 × 5 - 74 (37 × 74) - 5 <
- 209 - 98 + 86 (209 + 98) - 86 <
- 836 + 10 - 37 836 - 10 + 37 <
- 437 ÷ 23 + 19 (437 ÷ 23) - 19 >
- 59 × 5 + 67 (59 × 67) + 5 <
- 957 - 48 + 10 (957 + 48) - 10 <
- 88 × 8 - 14 (88 × 14) - 8 <
- 924 - 64 + 72 (924 + 64) - 72 >
- 296 + 10 - 74 296 - 10 + 74 <
- 864 ÷ 12 + 16 (864 ÷ 12) - 16 >
- 16 × 8 + 10 (16 × 10) + 8 <
- 64 × 6 - 54 (64 × 54) - 6 <
- 394 - 70 + 27 (394 + 70) - 27 <
- 539 ÷ 49 - 1 (539 ÷ 49) + 1 <
- 17 × 5 - 15 (17 × 15) - 5 <
- 840 ÷ 42 + 10 (840 ÷ 42) - 10 >
- 979 - 66 + 56 (979 + 66) - 56 <
- 718 - 78 + 85 (718 + 78) - 85 >
- 60 × 9 + 89 (60 × 89) + 9 <
- 360 ÷ 20 - 15 (360 ÷ 20) + 15 <
- 640 ÷ 16 + 32 (640 ÷ 16) - 32 >
- 748 ÷ 17 + 11 (748 ÷ 17) - 11 >
- 352 + 10 - 25 352 - 10 + 25 <
- 10 × 9 - 87 (10 × 87) - 9 <
- 90 × 6 + 41 (90 × 41) + 6 <
- 13 × 6 - 39 (13 × 39) - 6 <
- 741 + 10 - 62 741 - 10 + 62 <
- 210 ÷ 42 - 5 (210 ÷ 42) + 5 <
- 308 + 10 - 22 308 - 10 + 22 <
- 752 ÷ 16 - 2 (752 ÷ 16) + 2 <
- 672 ÷ 12 + 14 (672 ÷ 12) - 14 >
- 682 ÷ 31 + 11 (682 ÷ 31) - 11 >
- 760 ÷ 10 - 8 (760 ÷ 10) + 8 <
- 44 × 8 + 55 (44 × 55) + 8 <
- 24 × 9 + 14 (24 × 14) + 9 <
- 902 + 10 - 41 902 - 10 + 41 <
- 600 ÷ 10 + 40 (600 ÷ 10) - 40 >
- 714 - 43 + 19 (714 + 43) - 19 <
- 347 + 10 - 36 347 - 10 + 36 <
- 595 - 77 + 40 (595 + 77) - 40 <
- 840 ÷ 20 - 21 (840 ÷ 20) + 21 <
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- 31 × 3 + 12 (31 × 12) + 3 <
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- 72 × 1 + 76 (72 × 76) + 1 <
- 376 - 83 + 71 (376 + 83) - 71 <
- 24 × 6 - 54 (24 × 54) - 6 <
- 914 + 10 - 54 914 - 10 + 54 <
- 694 + 10 - 52 694 - 10 + 52 <
- 143 - 33 + 60 (143 + 33) - 60 >
- 459 + 10 - 81 459 - 10 + 81 <
- 615 - 18 + 74 (615 + 18) - 74 >
- 15 × 3 + 33 (15 × 33) + 3 <
- 242 ÷ 22 + 11 (242 ÷ 22) - 11 >
- 870 ÷ 87 + 10 (870 ÷ 87) - 10 >
- 332 + 10 - 60 332 - 10 + 60 <
- 722 - 64 + 56 (722 + 64) - 56 <
- 176 + 10 - 43 176 - 10 + 43 <
- 632 ÷ 79 - 1 (632 ÷ 79) + 1 <
- 493 - 82 + 11 (493 + 82) - 11 <
- 288 ÷ 18 - 4 (288 ÷ 18) + 4 <
- 840 ÷ 21 + 30 (840 ÷ 21) - 30 >
- 890 - 61 + 51 (890 + 61) - 51 <
- 91 × 7 - 3 (91 × 3) - 7 >
- 589 + 10 - 48 589 - 10 + 48 <
- 633 + 10 - 70 633 - 10 + 70 <
- 975 ÷ 39 - 3 (975 ÷ 39) + 3 <
- 83 × 2 - 95 (83 × 95) - 2 <
- 93 × 1 - 87 (93 × 87) - 1 <
- 644 ÷ 28 + 14 (644 ÷ 28) - 14 >
- 69 × 1 - 62 (69 × 62) - 1 <
- 560 + 10 - 48 560 - 10 + 48 <
- 780 ÷ 12 - 3 (780 ÷ 12) + 3 <
- 477 + 10 - 45 477 - 10 + 45 <
- 96 × 1 + 62 (96 × 62) + 1 <
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- 74 × 4 - 19 (74 × 19) - 4 <
- 46 × 2 + 12 (46 × 12) + 2 <
- 182 ÷ 14 - 2 (182 ÷ 14) + 2 <
- 584 - 81 + 61 (584 + 81) - 61 <
- 844 - 42 + 72 (844 + 42) - 72 >
- 320 + 10 - 72 320 - 10 + 72 <
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- 10 × 4 + 17 (10 × 17) + 4 <
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- 50 × 8 - 68 (50 × 68) - 8 <
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- 810 ÷ 18 - 9 (810 ÷ 18) + 9 <
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- 57 × 8 + 14 (57 × 14) + 8 <
- 558 ÷ 18 + 18 (558 ÷ 18) - 18 >
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- 65 × 3 + 42 (65 × 42) + 3 <
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- 69 × 1 + 71 (69 × 71) + 1 <
- 756 ÷ 18 - 36 (756 ÷ 18) + 36 <
- 713 ÷ 31 - 23 (713 ÷ 31) + 23 <
- 96 × 1 + 56 (96 × 56) + 1 <
- 714 ÷ 17 - 1 (714 ÷ 17) + 1 <
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- 95 × 6 - 62 (95 × 62) - 6 <
- 990 ÷ 22 + 10 (990 ÷ 22) - 10 >
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- 840 ÷ 14 - 12 (840 ÷ 14) + 12 <
- 54 × 5 + 48 (54 × 48) + 5 <
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- 25 × 8 - 6 (25 × 6) - 8 >
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- 34 × 1 + 98 (34 × 98) + 1 <
- 61 × 7 - 70 (61 × 70) - 7 <
- 21 × 8 + 28 (21 × 28) + 8 <
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- 315 ÷ 63 - 3 (315 ÷ 63) + 3 <
- 360 ÷ 30 + 12 (360 ÷ 30) - 12 >
- 360 ÷ 12 - 2 (360 ÷ 12) + 2 <
- 281 - 82 + 95 (281 + 82) - 95 >
- 635 - 53 + 71 (635 + 53) - 71 >
- 99 × 3 + 69 (99 × 69) + 3 <
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- 252 ÷ 63 - 4 (252 ÷ 63) + 4 <
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- 42 × 5 + 41 (42 × 41) + 5 <
- 88 × 8 + 50 (88 × 50) + 8 <
- 275 ÷ 11 + 11 (275 ÷ 11) - 11 >
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- 22 × 6 - 78 (22 × 78) - 6 <
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- 770 ÷ 22 + 10 (770 ÷ 22) - 10 >
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- 95 × 3 - 47 (95 × 47) - 3 <
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- 362 - 56 + 24 (362 + 56) - 24 <
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- 735 ÷ 15 - 21 (735 ÷ 15) + 21 <
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- 715 ÷ 11 - 65 (715 ÷ 11) + 65 <
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- 984 ÷ 24 - 24 (984 ÷ 24) + 24 <
- 83 × 2 + 57 (83 × 57) + 2 <
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- 72 × 1 + 59 (72 × 59) + 1 <
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- 39 × 3 - 79 (39 × 79) - 3 <
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- 13 × 8 + 35 (13 × 35) + 8 <
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- 86 × 3 + 67 (86 × 67) + 3 <
- 27 × 6 + 26 (27 × 26) + 6 <
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- 343 + 10 - 89 343 - 10 + 89 <
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- 990 ÷ 66 - 11 (990 ÷ 66) + 11 <
- 988 ÷ 26 + 19 (988 ÷ 26) - 19 >
- 210 + 10 - 67 210 - 10 + 67 <
- 627 + 10 - 46 627 - 10 + 46 <
- 151 - 65 + 10 (151 + 65) - 10 <
- 49 × 7 - 95 (49 × 95) - 7 <
- 702 ÷ 13 + 39 (702 ÷ 13) - 39 >
- 736 ÷ 16 + 46 (736 ÷ 16) - 46 >
- 756 ÷ 12 + 18 (756 ÷ 12) - 18 >
- 48 × 8 + 95 (48 × 95) + 8 <
- 816 ÷ 24 + 34 (816 ÷ 24) - 34 >
- 53 × 4 - 71 (53 × 71) - 4 <
- 850 + 10 - 36 850 - 10 + 36 <
- 335 + 10 - 75 335 - 10 + 75 <
- 942 - 78 + 44 (942 + 78) - 44 <
- 14 × 4 + 47 (14 × 47) + 4 <
- 583 + 10 - 62 583 - 10 + 62 <
- 17 × 6 - 18 (17 × 18) - 6 <
- 53 × 5 + 22 (53 × 22) + 5 <
- 69 × 3 + 37 (69 × 37) + 3 <
※总分：100分， 共计：500道题， 每题：0.20 分。