16÷4-2=8 27+27÷9=6 50-20÷5=6
25-17×5= 40 6×12-5=42 90-63÷3=9
4×(8-2)=
30-2×5=
(20+10)÷6=
18-18÷3=
7×5+5=
56÷7+12=
9-72÷8=
11-15÷5=
(19-9)÷2=
72÷9+36
8×6+48
5×(31-27)
(35+28)÷7
81÷(65-56)
90-7×8
(47+17)÷8 77-8×9
56-4×4 56÷(3+4)
16+42÷7 7 ×4+ 12
(36-6)÷6 2+4×5