15÷3×5 = =
84-35-9 = =
18÷3÷3 = = 6×4÷8 = =
19+÷8 = =
4×9+25 = =
19-32÷8
=
36+3×3 = =
54-6÷2 = =
(45-17)÷4 = =
9×(45-36)= =
(24+32)÷8 = =
(66-12)÷6 = =
18÷(6×3)= =
= =
9×5÷45 = =
47÷(80-33) = =
18+27÷9 =
(18+27)÷9 = =
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