3.9+2.7=
6-2.7=
1.9×4=
0.65÷0.1=
×0.6=
3.6×=
1.8÷=
÷40=
0.6÷0.6%=
(-)×24=
2.4+7.6÷4=
+÷+=
56 0.97 0 -0.02 +63%
6-1 = 25%×24= 4.3+5.07= 0.9×9+0.9=
6÷ = 0.34÷10%= 25%+ = × ÷ × =
× = ÷25%= 4.8× =
0.65+0.5= 1-0.22= 5396÷89
103×30=
6×0.15=
280÷42≈
0.05÷5%=
3.6-60%=
0÷=
72÷=