99×7.2= 45×10.1= ÷ = + ﹣ = 1.25×3.2×2.5=
28.9÷1.25÷0.8= 56.5×9.9+5.65= (2.5﹣0.25)×0.4=
78.2﹣8.2×1.3= 4.5÷1.5÷1.5=
6﹣0.4=
7.52+2.48=
0.73÷0.1=
0÷×=
15×60=
÷=
4-=
24××
①133+284=
②5﹣3=
③276÷3=
④=
⑤=
⑥9.7﹣4.45=
⑦39×=
⑧=
13×40=
6﹣0.6=
0.8×0.5=
186+24=
=
6.3÷7= 0.8×1.25= = = 5.6÷100= 0.38+0.9=
×12=
0.4﹣0.25=
0.25×4=
42÷ =
1.5÷0.5=
﹣ =
+ =
31×497≈
8.3﹣5.3=
360÷90=
24×5=
1÷0.01=