44×25两种简便方法
的有关信息介绍如下:44×25的5种简便算法如下:
先拆分,再运用乘法结合律:(a×b)×c=a×(b×c)
方法一:
44×25
=11×4×25
=11×(4×25)
=11×100
=1100
先拆分,再运用乘法结合律:(a×b)×c=a×(b×c)
方法二:
44×25
=11×4×5×5
=11×4×5×5
=(11×5)×(4×5)
=55×20
=1100
先拆分,再运用乘法结合律:(a×b)×c=a×(b×c)
方法三:
44×25
=2×22×5×5
=(2×5)×(22×5)
=10×110
=1100
先拆分,再运用乘法结合律:(a×b)×c=a×(b×c)
方法四:
44×25
=2×22×25
=(2×25)×22
=50×22
=1100
运用乘法分配律:(a+b)×c=a×c+b×c
44×25
=(40+4)×25
=40×25+4×25
=1000+100
=1100