题目内容
| 脱式计算. 16×5×7 | 360+25×4 | (26+74)÷5 |
| 120-360÷4 | 4×(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.
=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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