7.58×52 758×0.26 1.5×75.8 0.0758×700
来源:学生作业帮助网 编辑:作业帮 时间:2024/10/02 17:50:49
=(1-0.26)×3.75再答:=2.775再问:谢了。
4.5×12.6-0.26×45=4.5×12.6-2.6×4.5=4.5×(12.6-2.6)=4.5×10=45再问:0.26怎么变成2.6了?再答:0.26×45=0.26×10×4.5=2.6
0.25
x=10^0.26≈1.82
8.4×0.26+0.74=8.4×(1-0.74)+0.74=8.4-8.4×0.74+0.74=8.4-0.74×(8.4-1)=8.4-0.74×7.4=8.4-5.476=2.924
1.3-0.2x=0.910.2x=0.39x=1.95
你好0.98*42=(1-0.02)*42=1*42-0.02*42=42-0.84=41.168.4*0.26+0.27=2.184+0.27=2.454【数学辅导团】为您解答,不理解请追问,理解请
再答:采纳啊
不好意思,这是循环小数唉!
a约=15.1度,15.07度
15.16
4.2×[2.46÷(7.58-7.56)]=4.2×(2.46÷0.02)=4.2×123=(4+0.2)×123=4×123+0.2×123=492+24.6=516.6
0.26(x-5)=0.91x-5=0.91÷0.26x-5=3.5x=3.5+5x=8.5
7.58+5.39-8.27=7.58+0.02+5.39+0.01-8.27-0.03=7.6+5.4-8.3=13-8.3=4.7
是个无限不循环小数.再问:是真的再答:嗯~2.8÷0.26≈10.76923077(计算机算的)
87.58-(7.58-3.8)=87.58-7.58+3.8=80+3.8=83.8
7.58÷(7.58×4)=7.58÷7.58÷4=1÷4=0.25
风神汽车,很适合家用的,