题目内容

脱式计算.
16×5×7
360+25×4(26+74)÷5
120-360÷44×(287-132)75+25×4.
16×5×7
=80×7
=560;

360+25×4
=360+100
=460;

(26+74)÷5
=100÷5
=20;

120-360÷4
=120-90
=30;

4×(287-132)
=4×165
=660;

75+25×4
=75+100
=175.
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