口算基础过关 对 ( ) 题 ____分____秒
8.5 - 2.5 = 8.2 + 6.5 = 8.2 + 2.4 =
7.2 + 1.7 = 5.9 - 1.7 = 6.3 - 1.3 =
8.6 + 1.08 = 7.85 - 3.55 = 3.05 + 5.9 =
3.83 - 1.7 = 0.44 + 2.5 = 6.42 + 4.27 =
8.5 - 2.5 = 8.2 + 6.5 = 8.2 + 2.4 =
7.2 + 1.7 = 5.9 - 1.7 = 6.3 - 1.3 =
8.6 + 1.08 = 7.85 - 3.55 = 3.05 + 5.9 =
3.83 - 1.7 = 0.44 + 2.5 = 6.42 + 4.27 =
答案:
6 14.7 10.6 8.9 4.2 5
9.68 4.3 8.95 2.13 2.94 10.69
9.68 4.3 8.95 2.13 2.94 10.69
计算能力提升 对 ( ) 题 ____分____秒
计算下面各题并验算。
2.4 + 2.95 = 3.7 - 1.37 = 3.15 + 5.9 =
4.28 - 3.6 = 46.5 - 28.76 = 12 - 6.84 =
23.7 + 5.25 = 50.1 - 5.95 = 32.8 + 28.95 =
计算下面各题并验算。
2.4 + 2.95 = 3.7 - 1.37 = 3.15 + 5.9 =
4.28 - 3.6 = 46.5 - 28.76 = 12 - 6.84 =
23.7 + 5.25 = 50.1 - 5.95 = 32.8 + 28.95 =
答案:
5.35 2.33 9.05 0.68 17.74 5.16
28.95 44.15 61.75
28.95 44.15 61.75
查看更多完整答案,请扫码查看