0.37+0.45=
=
0.01×4.3=
1÷0.05= 9.7+0.03= 2.5×4=
125%×8= 180÷6= ﹣0.5=
202= 0.6÷= 1﹣1÷9=
:= 0.53= ﹣×0=
①54×98
②(+﹣)×24
③4.86×[1÷(2.1﹣2.09)]
④8﹣
①
②
③
④
⑤
⑥