52-30=
12×6=
5.6+7=
36+64=
-=
÷=
×36=
+=
3.6+7.5=
202﹣98=
910÷13=
2.5×0.4=
+=
5-=
÷=
3÷2×=
6﹣0.4=
7.52+2.48=
0.73÷0.1=
0÷×=
15×60=
4-=
24××
0.25﹣0.18=
3 ×4=
0.3×400=
39.5÷8=
×10=
÷ =
52=
268+332=
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≈
1.5×1= 910÷70= 2.2﹣1.9= 6÷7= 435+199=
+= -= ÷= 20×= ×=
62+48=