直接写出得数．
3.76-1.72=0.31÷100=1.8×0.5=8.5+0.25=9.1÷0.13=0.25×1.7×4=0.52×4=0.23×5=
网友回答
解：3.76-1.72=2.04；??????? 0.31÷100=0.0031；?????????? 1.8×0.5=0.9；??????? 8.5+0.25=8.75；
9.1÷0.13=70；????????????? 0.25×1.7×4=1.7；?????????? 0.52×4=1；?????????? 0.23×5=0.04．
故