140×2=
35÷8=
40×5=
190+150=
8×50=
330+270=
700-450=
31×7=
550-380=
19×0=
18×5=
801+99=
26×5=
3×300=
(100-44)÷ 8=
80-20×2=
15×4×6=
40×8=
60×7=
70×9=
12×8=
24×3=
15×4=
65×4=
25×3=
2×85=
5×99=
400×8 =
0×923 =
1.4+6=
102×7 =
68-6×8 =
93÷3 =
630÷7 =
1×23 =
3500÷5 =
36÷6×2=
13+50= 150+200= 210+70= 260+110=
72-22= 316-16= 430+200= 450-50=
14+36= 450-300= 630-130= 420+80=
52+35= 23+69= 47+33= 36+20=
62-18= 60-26= 86-37= 35-26=
86-26= 50-19= 61+35= 47+28=
+( )=
1-( )=