1. 计算下面各题,带☆的要验算。
70 - 37.62 =
137×26 =
☆11.37 + 121.64 =
952÷34 =
156.3 - 97.28 =
☆322÷21 =
833÷46 =
184.2 + 47.89 =
☆369×40 =
70 - 37.62 =
137×26 =
☆11.37 + 121.64 =
952÷34 =
156.3 - 97.28 =
☆322÷21 =
833÷46 =
184.2 + 47.89 =
☆369×40 =
答案:
32.38 3562 133.01 28 59.02 15……7 18……5 232.09 14760
2. 计算下面各题,能简算的要简算。
(125 + 36)×8
240×74÷37
(48.2 + 16.93 - 11.13)÷3
79×99 + 79
46.32 - (17.4 + 16.32)
29.37 - 14.83 - 11.17
(125 + 36)×8
240×74÷37
(48.2 + 16.93 - 11.13)÷3
79×99 + 79
46.32 - (17.4 + 16.32)
29.37 - 14.83 - 11.17
答案:
1288 480 18 7900 12.6 3.37
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