Tính theo mẫu:
72dam – 48dam =
Tính theo mẫu:
Mẫu: 2dam + 3dam = 5dam
25dam + 50dam =
8dam + 12dam =
36dam + 18dam =
24dam – 10dam = 14dam
45dam – 16dam =
67 dam – 25dam =
72dam – 48dam =
25dam + 50dam = 75dam
8dam + 12dam = 20dam
36dam + 18dam = 54dam
45dam – 16dam = 29dam
67 dam – 25dam = 42dam
72dam – 48dam = 24dam.
Tính (theo mẫu):
Mẫu: 9dam + 4dam = 13dam 18hm – 6hm = 12hm
6 dam + 15dam = .....dam 16hm – 9hm = .....hm
52dam + 37dam = .....dam 76dam – 25dam = .....dam
48dam + 23dam = .....dam 63hm – 18hm = .....hm
6 dam + 15dam = 21dam 16hm – 9hm = 7hm
52dam + 37dam = 89dam 76dam – 25dam = 51 dam
48dam + 23dam = 71dam 63hm – 18hm = 45hm
Tính:
30hm + 15hm = ....... 72dam – 27 dam = ....... 65dm + 35dm = .......
80m – 50m = ....... 38km + 52km = ....... 76cm – 18cm = .......
30hm + 15hm = 45hm 72dam – 27 dam = 45dam 65dm + 35dm = 100dm
80m – 50m = 30m 38km + 52km = 90km 76cm – 18cm = 58cm
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tích cho
4km+48dam=.........dam?
4km + 48dam =448dam
Tính (theo mẫu):
Mẫu:
Tính(Theo mẫu):
Mẫu:
Tính(Theo mẫu):
Mẫu:
Tính (Theo mẫu):
Mẫu :
Tính (theo mẫu):
Mẫu