×4<39 25> ×7 8×<35
×4<25
6×<19
70>8×
5×<27
36>8×
×6<25
9×5=
35+25=
30-12=
50+46=
6×8-6=
42-5=
46-26=
2×6=
7×8=
4×8-5=
6.6×3.4=22.44
6.66×33.4= 222.444
6.666×333.4=
6.66666×33333.4=
99.99×2=199.98
99.99×3=299.97
99.99×4=
99.99×7=
①367+33=
②9﹣5.2=
③0.6×0.2=
④﹣=
⑤÷=