1.25×17.6+36÷0.8+2.64×12.5
来源:百度知道 编辑:UC知道 时间:2024/06/20 14:54:48
记住简便算法
1.25×17.6+36÷0.8+2.64×12.5
=1.25×17.6+36*1.25+26.4×1.25
=1.25*(17.6+36+26.4)\
=1.25*80
=100
100
自己拿计算器按不比上这问更快………………
1.25×17.6+36÷0.8+2.64×12.5
=1.25×17.6+36×12.5+2.64×12.5
=1.25×(17.6+36+2.64)
=1.25×56.24
=1.25×8×7.03
=70.3
1.25×17.6+36÷0.8+2.64×12.5
=1.25×(17.6+2.64)+36÷0.8
=1.25×20+36×4/5
=25+45
=70
1.25×17.6+36÷0.8+2.64×12.5
=12.5*1.76+2.64*12.5+36/0.8
=12.5*4.4+45=1.25*44+45
=100.
1.25×17.6+36.1÷0.8+2.36×12.5=?
5.6÷3.5+4.7
1÷(1÷10+1÷11+1÷12+1÷13+1÷14+……+1÷18+1÷19)化简后整数部分是多少?
1.25乘以17.6加36.1除以0.8加2.36乘以12.5
1.25乘17.6的和加36.1除0.8加上2.36乘12.5的和是多少?
(2.5+三分之二)÷(2-三分之一×1.25)=?
用简单算法算术9.99×9.99+19.99= 4.8÷0.6+4.8÷0.4= (11.2+1.48÷3.7)÷0.4= (0.8+1÷1.25)×12.5=
765×213÷27+765×327÷27
21÷ -(6 +11.25)+36×1.75
4÷5=0.....4 这个算式成立吗?