0.91除以4/5+1.25除以1.09等于多少

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/15 21:11:46
0.91除以4/5+1.25除以1.09等于多少
x)3г4|9sɓKMM L!dGӉ pk] O %Z&`I ‡ co%@?5B]lvc

0.91除以4/5+1.25除以1.09等于多少
0.91除以4/5+1.25除以1.09等于多少

0.91除以4/5+1.25除以1.09等于多少
0.91除以4/5+1.25除以1.09
=0.91×1.25+1.25×1/1.09
=1.25×(0.91+1/1.09)
约等于2.28

这题要改一下呀
0.91/(4/5)+1.25*1.09
=0.91*(5/4)+(5/4)*1.09
=(5/4)*(0.91+1.09)
=(5/4)*2
=5/2

=1.14+1.15
=2.29