Toán Lớp 5: 7.
2000ha=………km2
42,5ha=……….dam2
7,5km2=……….ha
46,5ha=………..km2
365ha=…………km2
4,9ha=………….km2
8.
a) (34,6+12,8)x1,2
=…………………….
=…………………….
b)34,6+12,8×1,2
=……………………
=…………………….
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Toán Lớp 5: 7.
2000ha=………km2
42,5ha=……….dam2
7,5km2=……….ha
46,5ha=………..km2
365ha=…………km2
4,9ha=………….km2
8.
a) (34,6+12,8)x1,2
=…………………….
=…………………….
b)34,6+12,8×1,2
=……………………
=…………………….
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