题目内容
脱式计算.
200÷2-26×3
96÷(3+150÷5)
630÷[134-(19+25)].
200÷2-26×3
96÷(3+150÷5)
630÷[134-(19+25)].
①200÷2-26×3
=100-78
=22;
②96÷(3+150÷5)
=96÷(3+30)
=96÷33
=
;
③630÷[134-(19+25)]
=630÷[134-44]
=630÷90
=7.
=100-78
=22;
②96÷(3+150÷5)
=96÷(3+30)
=96÷33
=
| 32 |
| 11 |
③630÷[134-(19+25)]
=630÷[134-44]
=630÷90
=7.
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