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五年级上册 小数乘法(笔算)

姓名:_______________ 学号:_______________ 用时:_______________
8.2 × 0.3 = (2.6 + 4.4) × 0.6 = 4.8 × 8.3 =
0.125 × 4.8 × 8 = 0.29 × 2.61 ≈ (保留两位小数) 8.3 × 3 =
2 × 0.5 × 5.8 = (1.6 + 3.9) × 4.9 = 0.82 × 8.25 ≈ (保留两位小数)
3.54 × 3.23 ≈ (保留两位小数) 3.7 × 2.7 = 2.8 × 12 =
(3.3 + 1.3) × 3.2 = 0.86 × 5.52 ≈ (保留两位小数) 8 × 4.8 × 0.125 =
1.25 × 7.2 × 8 = 8 × 1.25 × 6.4 = 6.4 × 2.1 =
9.5 × 1.47 ≈ (保留两位小数) 8.8 × 7.4 = (3.1 + 4.9) × 4.5 =
(1.0 + 1.8) × 2.3 = 4.9 × 9.8 = 6.7 × 3.02 ≈ (保留两位小数)
8.9 × 2.2 = 0.65 × 8.21 ≈ (保留两位小数) 8.0 × 5.8 =
3.47 × 3.26 ≈ (保留两位小数) 5.3 × 41 = 0.9 × 17 =
(1.5 + 1.1) × 0.2 = 6.97 × 0.13 ≈ (保留两位小数) (2.1 + 1.5) × 2.4 =
0.2 × 5 × 4.5 = 3.1 × 7.1 = (0.8 + 3.3) × 1.4 =
8.46 × 5.95 ≈ (保留两位小数) 2.0 × 45 = 1.1 × 23 =
(3.7 + 0.2) × 0.8 = 7.5 × 6.3 = 1.6 × 49 =
1.3 × 3.7 = 0.5 × 2 × 5.8 = 7.37 × 1.33 ≈ (保留两位小数)
8 × 1.25 × 7.2 = (4.0 + 3.0) × 0.1 = 7.4 × 49 =
0.8 × 38 = 4.9 × 2.3 =
五年级上册 小数乘法(笔算)(答案)
姓名:_______________ 学号:_______________ 用时:_______________
8.2 × 0.3 = 2.46 (2.6 + 4.4) × 0.6 = 4.2 4.8 × 8.3 = 39.84
0.125 × 4.8 × 8 = 4.8 0.29 × 2.61 ≈ (保留两位小数) 0.76 8.3 × 3 = 24.9
2 × 0.5 × 5.8 = 5.8 (1.6 + 3.9) × 4.9 = 26.95 0.82 × 8.25 ≈ (保留两位小数) 6.76
3.54 × 3.23 ≈ (保留两位小数) 11.43 3.7 × 2.7 = 9.99 2.8 × 12 = 33.6
(3.3 + 1.3) × 3.2 = 14.72 0.86 × 5.52 ≈ (保留两位小数) 4.75 8 × 4.8 × 0.125 = 4.8
1.25 × 7.2 × 8 = 72 8 × 1.25 × 6.4 = 64 6.4 × 2.1 = 13.44
9.5 × 1.47 ≈ (保留两位小数) 13.96 8.8 × 7.4 = 65.12 (3.1 + 4.9) × 4.5 = 36
(1.0 + 1.8) × 2.3 = 6.44 4.9 × 9.8 = 48.02 6.7 × 3.02 ≈ (保留两位小数) 20.23
8.9 × 2.2 = 19.58 0.65 × 8.21 ≈ (保留两位小数) 5.34 8.0 × 5.8 = 46.4
3.47 × 3.26 ≈ (保留两位小数) 11.31 5.3 × 41 = 217.3 0.9 × 17 = 15.3
(1.5 + 1.1) × 0.2 = 0.52 6.97 × 0.13 ≈ (保留两位小数) 0.91 (2.1 + 1.5) × 2.4 = 8.64
0.2 × 5 × 4.5 = 4.5 3.1 × 7.1 = 22.01 (0.8 + 3.3) × 1.4 = 5.74
8.46 × 5.95 ≈ (保留两位小数) 50.34 2.0 × 45 = 90 1.1 × 23 = 25.3
(3.7 + 0.2) × 0.8 = 3.12 7.5 × 6.3 = 47.25 1.6 × 49 = 78.4
1.3 × 3.7 = 4.81 0.5 × 2 × 5.8 = 5.8 7.37 × 1.33 ≈ (保留两位小数) 9.80
8 × 1.25 × 7.2 = 72 (4.0 + 3.0) × 0.1 = 0.7 7.4 × 49 = 362.6
0.8 × 38 = 30.4 4.9 × 2.3 = 11.27