题目内容

12+39÷3=20-36÷4=18×4-35=
(64-28)÷3=27+8×13=(232+68)÷5=
(1)12+39÷3
=12+13
=25

(2)20-36÷4
=20-9
=11

(3)18×4-35
=72-35
=37

(4)(64-28)÷3
=36÷3
=12

(5)27+8×13
=27+104
=131

(6)(232+68)÷5
=300÷5
=60
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