240×3= 4+36÷4= (150-25)×8= 0×75=
435-298= 720÷9= 10.83-4.3= 6.7+7.6=
6 × 9 =( )× 6 +( )×6
( )×( )=( )
( )÷( )=( )
0.68+19.6= = 0.56÷0.4= 0.125×8=
12= 0.22×200= 100﹣0.86= =
0.2×45= 3﹣= 10×25%= 32×0×3.08=
+= 0.5+= = (120﹣70)÷=