分数乘法计算题(1) 1.直接写出得数。 9 ×4= 16 5 11 × = 11 13 3 ×8= 4 3 5 × = 4 12 7 ×18= 9 9 2 × = 10 9 3 ×20= 5 5 14 × = 7 25 8 13 × = 13 15 60× 7 = 12 2.计算下面各题。 7 5 11 × × 11 8 10 7 5 ×6+ ×6 12 12 8 4 ( + )×27 9 27 4 2 11 + × 11 11 6 19 3 × ×50 100 8 5 1 9 × × 18 4 10 分数乘法计算题(1) 1.直接写出得数。 9 ×4= 16 3 ×8= 4 7 ×18= 9 3 ×20= 5 8 13 × = 13 15 5 11 × = 11 13 3 5 × = 4 12 9 2 × = 10 9 5 14 × = 7 25 60× 7 = 12 2.计算下面各题。 7 5 11 × × 11 8 10 7 5 ×6+ ×6 12 12 8 4 ( + )×27 9 27 4 2 11 + × 11 11 6 19 3 × ×50 100 8 5 1 9 × × 18 4 10 分数乘法计算题(2) 1.直接写出得数。 1 ×1= 3 1 2 × = 4 5 2 9 × = 3 10 5 ×12= 6 4 ×50= 25 3 7 × = 12 14 3 30× = 5 4 11 × = 11 4 9× 7 = 18 6× 1 = 6 2.计算下面各题。 17× 9 16 ( 3 5 + )×32 4 8 5 3 5 1 × + × 9 4 9 4 5 1 × ×16 4 8 1 2 3 + × 5 9 10 44-72× 5 12 分数乘法计算题(2) 1.直接写出得数。 1 ×1= 3 1 2 × = 4 5 5 ×12= 6 3 7 × = 12 14 3 30× = 5 9× 7 = 18 2 9 × = 3 10 4 ×50= 25 6× 1 = 6 4 11 × = 11 4 2.计算下面各题。 17× 9 16 ( 3 5 + )×32 4 8 5 3 5 1 × + × 9 4 9 4 5 1 × ×16 4 8 1 2 3
一、分数和分数相乘。 (注意:能约分的先约分,再计算。 ) 2 3 × = 5 4 2 15 × = 3 16 14 25 × = 15 21 8 17 × = 17 20 7 50 2 ×( - ) 16 63 7 9 5 27 - × 14 9 35 13 7 × ×5 15 26 15 20 1 × × 16 21 5 ( 5 4 - )×36 6 9 6 7 × = 7 8 7 5 × = 8 21 20 3 × = 27 8 13 7 × = 21 26 5 8 × = 9 15 4 27 × = 9 16 7 18 × = 9 35 8 27 × = 9 40 9 7 × = 11 15 6 22 × = 11 15 13 38 × = 19 39 3 26 × 13 37 5 3 × +1 6 4 6 5 ×(5- ) 15 13 5 11 ( + )×24 8 12 9 2 5 × × 10 3 6 99× 97 98 12 15 × = 25 16 17 45 × = 27 68 9 50 × = 10 63 18 7 × 21 9 4 9 × = 5 10 19 11 × = 33 38 12 17 × = 34 36 23 8 × 24 69 二、分数乘、加、减混合。 4 15 × ×14 5 16 18 38 1- × 19 45 2 5 4 + × 3 12 15 19 8 ×7+ 91 13 9 17 × ×14 14 18 5 1 ×22× 33 2 9 7 9 - × 13 18 13 9 11 ×97× 11 9 12 7 ×15- ×15 25 25 23 16 16 1 × + × 25 17 25 17 66 66 ×12+ 13 13 分数乘、加、减简便运算。 6 7 ×12× 7 12 3 7 5 3 × + × 8 12 12 8 53 ×57 56 1 8 5 ×( - ) 3 3 6 8 4 3 × × 15 7 16 5 7 7 4 × + × 17 9 9 17 5 5 + ×16 17 17 1 9 (13+ )× 9 13 分数乘法计算题练习(一) 4 ×21 4 56× 9 14 4 3 × 8 9 25 11 × 121 50 3 1 × 4 2 7× 8 21 4 5 × 5
34849人浏览
7× 8 = 21 9 = 14 3 = 4 4 5 × = 5 16 4 3 × = 9 8 5 ×1.6= 8 8× 1 = 8 2 ×10= 5 3 1 × = 4 2 1 3 ×24= 8 3 2 2 5 × = 15 6 4.5×5 56× 25 11 × = 121 50 7 4 × = 12 7 1 3 ×22= 11 1 = 6 3.6× 3 ×8 = 8 3 1 ×1 = 4 5 1× 1 5 ×3= 6 1 4 ×18= 9 5 = 9 5 × 21 = 7 3 5 2 × × = 4 9 15 1 1 + = 2 3 5 4 × = 12 5 8 ×3.3-0.9= 11 18 × 2 = 3 3 5 × 10 6 4 ×21= 7 2.7×1 7 = 8 9 2 × = 10 3 2 ×9= 9 3 2 - = 4 5 7 2- = 9 2 ×6= 13 5 2 × = 8 5 能简便计算的要简便计算。 4 × 75 15 7 9 × 18 14 ( 9 2 × 21× 14 9 5 5 8 + )× 6 8 25 11 7 8 × × 14 10 33 3 2 3 3 × + × 4 5 5 4 4 5 5 4 × + × 5 8 12 5 4 3 2 3 5 × 7 ×5 5 × 4 × 4 2 1 8 4 2 7 3 3 6 ( + )× 5 ( + )× 27 6 ×( × ) ( - )× 20 5 9 27 18 30 8 8 15 5 5 5 1 2 3 5 3 6 7 6 2 7 5 × + × × + × × - × × 6 - 6 9 9 6 9 4 27 4 13 5 13 5 12 12 × 6 3 6 3 3 1 3 2 5 4 5 37 × 35 × 24 ( + 7 )× 25 × + × - × 25 5 4 2 4 5 7 9 7 5 21 1 2 7 5 3 4 1 - 14 × 25 ×( 5 - ) 12 ×( + + ) 6 3 24 6 4 17 ×( 125 × 34 ) 1 3 8 1 1 2 3 (5 + 7 )×7 ×5 ( 24 + 3 ) × 24 21 × 20 6 ×(7 - 3 ) 2 1 4 3 2 3 2 1 8 4 5
分数乘法计算题练习(一) 班级_______ 姓名___________ 5 ×120 24 56× 9 14 4 3 × 9 8 25 11 × 121 50 3 1 × 4 2 7× 8 21 4 5 × 5 16 5 ×3 2 15 2 ×10 5 9 35 × 14 36 4 3 × 9 8 3 8 × 4 9 11 36 × 12 121 64 19 × 95 32 5 ×12 8 3.6× 3 4 27× 5 18 7 4 × 12 7 1 3 ×8 8 1 5 ×3 6 7 5 ×12 12 6 11 ×5 15 5 ×1.6 8 9 ×15 20 19× 1 2 72× 5 12 17 9 × 24 34 18 5 × 25 16 17 38 × 19 51 19 ×24 36 48× 13 16 26 28 × 63 39 28× 7 8 8 1 ×0.875 7 11 25 × 15 33 150× 2 15 3.25× 4 13 17 72 × 36 85 2 2 5 × 15 6 分数乘法计算题练习(二) 班级_______ 姓名___________ 11 ×5 15 1 4 ×18 9 15 5 2 × 7 5 5 ×24 6 18 5 × 25 16 4 5 + 15 12 108× 7 18 1 3 8 × 8 11 9 × 11 44 3 26 × 13 37 18 7 × 21 9 2 9 × 3 10 3 × 7 11 3 1 ×1 4 5 7 3 × 12 14 9 42× 28 23 8 × 24 69 16 × 34 51 13 ×5 40 4 11 × 11 4 2 5 ×12 6 29 56 × 42 87 2 3 × 3 4 4 7 × 21 21 4 × 100 25 3 13× 91 2 9 × 3 10 15 20 1 × × 16 21 5 5 9- 9 3.3×2 2 11 1 2 × 4 5 45× 3 5 1 4 ×21 7 9 2 × 10 8 1 1 ×3.5 14 3 1 ×3.5 7 9 4
244228人浏览
分数乘法计算 3× 1 5 4 ×3 5 9 ×12 16 10× 7 15 12× 1 2 12× 1 4 5 ×2 4 5× 3 7 3 ×1 44 3×1 82 2 ×1 53 3 ×8 49 5 ×7 68 75× 2 3 4 ×3 13 8 1 ×12 3 13 2× 3 5 5× 1 5 6× 5 9 3 ×2 11 3× 2 9 3 ×16 4 7× 7 10 4× 3 13 21× 5 14 12×1 1×3 1 ×3 1 ×3 3 9 5×2 5 ×2 2 5 ×6 9 100× 2 5 7 ×4 12 21× 4 7 7 ×4 11 5 ×1 63 1 ×2 43 3×2 59 7× 5 8 14 1×1 34 1 ×8 29 3×6 87 5 ×6 24 5 2 ×7 96 8 ×5 25 4 1 ×140 14 9×4 83 5 ×9 54 1 ×1 78 3 ×4 10 9 5 ×2 63 2 ×2 3 2×3 32 8 ×11 11 8 7 ×9 97 6 ×5 56 3× 1 = 5 2× 1 2 4 ×3= 5 7× 1 7 1 ×5 5 2× 3 = 5 5× 1 = 5 6× 5 = 9 3 ×2= 11 3× 2 = 9 9 ×12= 16 10× 7 = 15 3 ×16= 4 7× 7 = 10 4× 3 = 13 21× 5 = 14 12×1= 12× 1 = 2 12× 1 = 4 1×3= 1 ×3= 3 1 ×3= 9 5×2= 5 ×2= 2 5 ×2= 4 5× 3 = 7 5 ×6= 9 100× 2 = 7 ×4= 21× 4 = 5 12 7 7 ×4= 11 3×1= 3×1= 44 82 5 ×1= 63 1 ×2 = 43 3×2= 7× 5 = 1×1= 5 9 8 14 3 4 2 ×1= 53 3 ×8= 1 ×8= 49 29 3×6 = 87 5 ×6 = 24 5 2×7= 8 ×5= 5×7= 9 6 25 4 6 8 75× 2 = 1 ×140= 9 × 4 = 3 14 83
5 ×120 24 56× 9 14 分数乘法计算题练习(一) 班级_______ 姓名___________ 4 ×3 98 25 × 11 121 50 3 ×1 42 7× 8 21 4× 5 5 16 5 ×3 2 15 2 ×10 5 9 × 35 14 36 4 ×3 98 3 ×8 49 11 × 36 12 121 64 × 19 95 32 5 ×12 8 ×3 27× 5 7 ×4 4 18 12 7 1 3 ×8 8 1 5 ×3 6 7 ×12 5 12 6 11 ×5 15 5× 9 ×15 19× 1 8 20 2 72× 5 12 17 × 9 24 34 18 × 5 25 16 17 × 38 19 51 19 ×24 36 48× 13 16 26 × 28 63 39 28× 7 8 81 × 7 11 × 25 15 33 150× 2 15 ×4 13 17 × 72 36 85 2 2 ×5 15 6 分数乘法计算题练习(二) 班级_______ 姓名___________ 11 ×5 15 1 4 ×18 9 15 5 × 2 75 5 ×24 6 18 × 5 25 16 4+5 15 12 108× 7 18 13× 8 8 11 9 44 ×11 3 13 ×3276 18 21 ×79 2 3 × 9 10 3 11 ×7 3 ×1 1 45 73 12 × 14 9 42×28 23 8 24 ×69 16 51 ×34 13 40 ×5 4 11 × 11 4 2 5 ×12 6 29 × 56 42 87 23× 3 4 4×7 21 21 4 25 ×100 13×931 2 3 × 9 10 15 16 ×2210 ×15 9-59 ×2 2 11 1 4 × 2 5 45× 3 5 1 4 ×21 7 9 ×2 10 8 11× 14 31 × 7 42×194 35×170 1 ×2 2 23 ×5 6 ×2 2 3 45 × 6 13× 8 ×1 5 9 ×5 11 × 13 17