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简便计算.25×24;450÷5÷9;94+38+106+62;32×37+68×37.
题目详情
简便计算.
25×24; 450÷5÷9; 94+38+106+62; 32×37+68×37.
25×24; 450÷5÷9; 94+38+106+62; 32×37+68×37.
▼优质解答
答案和解析
①25×24
=25×4×6
=100×6
=600
②450÷5÷9
=450÷(5×9)
=450÷45
=10
③94+38+106+62
=(94+106)+(38+62)
=200+100
=300
④32×37+68×37
=37×(32+68)
=37×100
=3700
=25×4×6
=100×6
=600
②450÷5÷9
=450÷(5×9)
=450÷45
=10
③94+38+106+62
=(94+106)+(38+62)
=200+100
=300
④32×37+68×37
=37×(32+68)
=37×100
=3700
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