1. 竖式填空。
50.12 + 10.09 = 5.20 + 17.9 =

50.12 + 10.09 = 5.20 + 17.9 =
答案:

2. 用竖式计算。
0.312 + 1.39 = 19.8 + 5.23 = 67.34 + 13.16 =
105.9 + 27.3 = 56.42 + 6.48 = 1.625 + 0.50 =
1.2 + 19.09 = 44.7 + 5.33 = 13 + 27.19 =
0.312 + 1.39 = 19.8 + 5.23 = 67.34 + 13.16 =
105.9 + 27.3 = 56.42 + 6.48 = 1.625 + 0.50 =
1.2 + 19.09 = 44.7 + 5.33 = 13 + 27.19 =
答案:




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