(18+18)÷918+18÷9 5×(2+7)5×2+7
2×4+62+4×6 (24+6)÷654÷6-6
9+8×990 8×2+3551 44+3×3 50
36÷4+816 40÷8+712 (14-5)×980
5×(61-57) 45+54÷9 (70-34)÷4
56+7×4 4+5×9 99-(23+32)
43+8×9 (73-49)÷8
81÷9+62 6×(12-4)