Question

75*27+19*25用简便方法计算怎么做

Answer 1

75*27+19*25用简便方法计算怎么做
=3*25*27+19*25
=（3*27+19）*25
=（81+19）*25
=100*25
=2500

Answer 2

引用aping331的回答：
75*27+19*25用简便方法计算怎么做
=3*25*27+19*25
=（3*27+19）*25
=（81+19）*25
=100*25
=2500

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