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五年级上册 小数乘法(笔算)

姓名:_______________ 学号:_______________ 用时:_______________
(0.5 + 2.6) × 0.6 = 8 × 0.125 × 6.4 = 8 × 0.125 × 6.4 =
6.4 × 0.125 × 8 = 6.3 × 34 = 3.3 × 38 =
(3.9 + 3.4) × 3.2 = 2.9 × 7.3 = (1.0 + 2.1) × 4.5 =
3.3 × 2.7 = 7.0 × 3.9 = 2 × 3.6 × 0.5 =
(0.3 + 0.6) × 2.0 = 4 × 8.4 × 0.25 = 4.93 × 4.27 ≈ (保留两位小数)
5.9 × 2 = 3.3 × 4.8 = (1.9 + 3.7) × 4.6 =
(0.3 + 3.6) × 2.8 = 6.3 × 0.8 = 1.3 × 42 =
3.1 × 3 = (1.5 + 4.6) × 3.4 = 7.9 × 39 =
3.2 × 1.25 × 8 = 5.68 × 6.59 ≈ (保留两位小数) 7.6 × 2.0 =
4.4 × 4.2 = 9.4 × 2.28 ≈ (保留两位小数) 0.125 × 4.8 × 8 =
6.6 × 9 = (0.6 + 4.4) × 2.3 = 3.26 × 3.51 ≈ (保留两位小数)
2.8 × 17 = 0.5 × 3.3 = 3.7 × 28 =
1.95 × 5.28 ≈ (保留两位小数) 9.74 × 3.32 ≈ (保留两位小数) 8 × 0.125 × 4.8 =
9.01 × 7.64 ≈ (保留两位小数) 6.4 × 36 = 2.6 × 3.2 =
1.54 × 0.6 ≈ (保留两位小数) 5.29 × 7.28 ≈ (保留两位小数) 0.25 × 4 × 6.8 =
0.2 × 5 × 3.5 = 1.8 × 4.96 ≈ (保留两位小数) 4 × 3.6 × 2.5 =
5.83 × 1.21 ≈ (保留两位小数) (4.9 + 3.8) × 0.5 =
五年级上册 小数乘法(笔算)(答案)
姓名:_______________ 学号:_______________ 用时:_______________
(0.5 + 2.6) × 0.6 = 1.86 8 × 0.125 × 6.4 = 6.4 8 × 0.125 × 6.4 = 6.4
6.4 × 0.125 × 8 = 6.4 6.3 × 34 = 214.2 3.3 × 38 = 125.4
(3.9 + 3.4) × 3.2 = 23.36 2.9 × 7.3 = 21.17 (1.0 + 2.1) × 4.5 = 13.95
3.3 × 2.7 = 8.91 7.0 × 3.9 = 27.3 2 × 3.6 × 0.5 = 3.6
(0.3 + 0.6) × 2.0 = 1.8 4 × 8.4 × 0.25 = 8.4 4.93 × 4.27 ≈ (保留两位小数) 21.05
5.9 × 2 = 11.8 3.3 × 4.8 = 15.84 (1.9 + 3.7) × 4.6 = 25.76
(0.3 + 3.6) × 2.8 = 10.92 6.3 × 0.8 = 5.04 1.3 × 42 = 54.6
3.1 × 3 = 9.3 (1.5 + 4.6) × 3.4 = 20.74 7.9 × 39 = 308.1
3.2 × 1.25 × 8 = 32 5.68 × 6.59 ≈ (保留两位小数) 37.43 7.6 × 2.0 = 15.2
4.4 × 4.2 = 18.48 9.4 × 2.28 ≈ (保留两位小数) 21.43 0.125 × 4.8 × 8 = 4.8
6.6 × 9 = 59.4 (0.6 + 4.4) × 2.3 = 11.5 3.26 × 3.51 ≈ (保留两位小数) 11.44
2.8 × 17 = 47.6 0.5 × 3.3 = 1.65 3.7 × 28 = 103.6
1.95 × 5.28 ≈ (保留两位小数) 10.30 9.74 × 3.32 ≈ (保留两位小数) 32.34 8 × 0.125 × 4.8 = 4.8
9.01 × 7.64 ≈ (保留两位小数) 68.84 6.4 × 36 = 230.4 2.6 × 3.2 = 8.32
1.54 × 0.6 ≈ (保留两位小数) 0.92 5.29 × 7.28 ≈ (保留两位小数) 38.51 0.25 × 4 × 6.8 = 6.8
0.2 × 5 × 3.5 = 3.5 1.8 × 4.96 ≈ (保留两位小数) 8.93 4 × 3.6 × 2.5 = 36
5.83 × 1.21 ≈ (保留两位小数) 7.05 (4.9 + 3.8) × 0.5 = 4.35