4×括号3.9-5.7括号加3.6怎样简便计算
4×括号3.9-5.7括号加3.6怎样简便计算
4×(9.3-5.7)+3.6
=4x3.6+3.6
=(4+1)x3.6
=5x3.6
=18
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4×括号3.9-5.7括号加3.6怎样简便计算。感谢感谢!
4X(3.9-5.7)+3.6
=4X(-1.8)+3.6
=3.6-7.2
=-3.6
91.2÷24乘括号3.6÷0.9括号怎样简便计算。
解:
91.2÷24×(3.6÷0.9)
=91.2÷24×4
=91.2÷6
=15.2
答案是:
15.2
27.42减括号5.7+4点42括号简便计算
解:依题意得算式,
27.42-(5.7+4.42)
=27.42-5.7-4.42
=27.42-4.42-5.7
=23-5.7
=17.3
即27.42-(5.7+4.42)=17.3
怎样简便计算括号25加22括号乘以4
(25+22)×4
=25×4+22×4
=100+88
=188
5×括号10.5-5.7括号+4.8的简便计算
5×括号10.5-5.7括号+4.8的简便计算
5×括号10.5-5.7括号+4.8
=5*4.8+4.8
=4.8*(5+1)
=4.8*6
=32.8
16×括号3.6+6.3括号的简便计算
16×(3.6+6.3)
=16×9.9
=16×10-16×0.1
=160-1.6
=158.4
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括号3.6-0.85括号乘1.8÷2.5简便计算
(3.6-0.85)x1.8÷2.5
=2.75÷2.5x1.8
=1.1x1.8
=1x1.8+0.1x1.8
=1.8+0.18
=1.98
1300除以括号73×4括号怎样简便计算
1300除以括号73×4括号怎样简便计算
1300/(73×4)
=1300/4/73
=325/73
供参考
4×括号9.3-5.7括号加3.6怎么简便
4×括号9.3-5.7括号加3.6怎么简便
4×(9.3-5.7)+3.6
=4×3.6+3.6
=3.6×(4+1)
=3.6×5
=18.
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