36÷312 96×5500 28×525×8
450÷580 202×3606 130×4103×4
16÷4-2=8 27+27÷9=6 50-20÷5=6
25-17×5= 40 6×12-5=42 90-63÷3=9
80-4816+19 92-6670-44
521+120600 710-370400
450-270180 314+203500
14×3=
48÷4=
175120195186 47771984777200