300﹣187=
7.2÷36=
8.63+5=
4.7×100=
2600﹣279﹣321=
+=
×=
72÷=
-=
××=
1.25×0.08=
+1=
6.97﹣1.09=
5+3﹣5+3=
﹣=
3.34×99+3.34=
47×× ×-÷ 1.25×32×
①5.58﹣ +5.42﹣
② ×2.5× ×0.4
③
④
⑤
⑥
27.8+45÷18×25 0.8×35.6×12.5
①8.59﹣4.13﹣0.87
②125×32×0.25
先算:
再算:
最后算: