问题
解答题
怎样简便就怎样算。 | ||||||
|
答案
(1)72×125
=8×125×9
=9000
=432-400
=32
=5000÷1000
=5
(4)26×201
=5200+26
=5226
=44×(14+11)
=4000
=99×200
=19800
怎样简便就怎样算。 | ||||||
|
(1)72×125
=8×125×9
=9000
=432-400
=32
=5000÷1000
=5
(4)26×201
=5200+26
=5226
=44×(14+11)
=4000
=99×200
=19800