一、计算 3 ×51 54 ×3 2 ×53 5 ×51 6 ×95 1 13 ×2 3 ×92 1 69 ×1 2 1 0 ×1 57 43 ×1 6 7 ×1 07 4 ×1 33 2 1 ×1 45 1 2 ×1 1 2 ×21 1 2 ×41 1 ×3 31 ×3 91 ×3 5 ×2 25 ×2 45 ×2 5 ×73 95 ×6 1 0 0 ×52 1 27 ×4 2 1 ×74 1 17 ×4 43 ×41 83 ×21 65 ×31 41 ×32 53 ×92 87 ×1 45 31 ×41 52 ×31 43 ×98 21 ×98 83 ×76 2 45 ×56 92 ×67 2 58 ×45 65 × 87 7 5 × 32 1 41 ×1 4 0 89 × 34 5 45 ×9 71 × 81 1 03 × 94 1 34 × 83 31 ×1 31 2 65 × 32 32 ×2 32 × 23 1 18 × 81 1 97 × 79 56 × 65 2 × 21 7 × 71 51 ×5 74 ÷2 74 ÷3 98 ÷6 1 54 ÷1 2 83 ÷5 1 36 ÷9 85 ÷1 0 1 58 ÷6 2 ÷ 21 2 ÷ 31 2 ÷ 32 8 ÷ 76 1 25 ÷3 6 ÷ 41 32 ÷ 51 94 ÷ 32 38 ÷4 31 ÷ 43 65 ÷ 41 1 27 ÷7 75 ÷ 57 6 ÷ 53 6 ÷ 43 6 ÷1 6 ÷23 6 ÷25 8 × 41 43 ÷4 49 ÷23 52 ÷4 51 ÷32 97 × 56 1 85 ÷1 85 74 ÷47 7÷57 51 + 41 38 ÷2 100×1 58 73 × 95 12÷85 32 ÷1 54 1 25 ×1 54 2 56 ÷1 03 2 07 ÷1 03 1 51 4 - 54 24×43 1÷32 5÷2 1 45 ×7 94 ÷12 32 × 32 28× 2 14 53 ÷74 7 54 ×1 25 65 ×18 85 ×1 03 1÷31 31 - 41 100× 2 58 二、脱式计算 1 2 × 31 × 43 95 × 53 ÷ 76 12÷54 ÷ 83 83 ÷1 01 × 54 95 × 53 × 29 2÷(53 × 32 ) 53 ×(1 ÷ 32 ) 12÷( 43 ÷ 51 ) 95 ×6 × 51 65 × 71 × 52 65 ×17+ 61 ×17 65×( 52× 71) ( 65+ 61)×17 43+3 × 67 18×(3 - 92 ) 75÷3 - 2 12 4÷32 ÷ 2 09 43× 25+ 43× 23 51 + 92 ÷ 95 1 54 × 65 ×1 25 9×1 39 +1 39 ÷9 12×( 41 + 61 - 31 ) 72 ×1 25 ×1 51 4 95 × 52 ÷ 94 (1+1 51 )×10 36× 85 +36× 83 4÷38 - 53 98÷(1 51 ÷ 72 ) 21×(1+17 ) 12×(75 ÷ 310 ) 19 ...