360÷9=
40×22=
94-57=
70×80=
0.7+4.9=
8.5-6.8=
+=
1-=
50×80=
16×50=
48×2=
4.7+3=
12.33+15.74
12.56-7.85
9.2+4.7=
12-3.48=
2.9+3.1=
8.3-4.9=
36.8-5.9=
2.96+5.04=
7.3+6.5=
4.5+3.7=
20×50=
0×105=
33×20=
240÷6=
606÷3=
0.4+0.85=
4.3+2.5=
6.7-6.2=