题目内容
脱式计算
| 735÷15×6 | 28×300÷(52-32) | 18×(537-488) |
| 120-36×4÷18+35 | 4200÷15÷2 | (136+64)×(65-36) |
(1)735÷15×6,
=49×6,
=294;
(2)28×300÷(52-32),
=28×300÷20,
=8400÷20,
=420;
(3)18×(537-488),
=18×49,
=882;
(4)120-36×4÷18+35,
=120-144÷18+35,
=120-8+35,
=112+35,
=147;
(5)4200÷15÷2,
=280÷2,
=140;
(6)(136+64)×(65-36),
=200×29,
=5800.
=49×6,
=294;
(2)28×300÷(52-32),
=28×300÷20,
=8400÷20,
=420;
(3)18×(537-488),
=18×49,
=882;
(4)120-36×4÷18+35,
=120-144÷18+35,
=120-8+35,
=112+35,
=147;
(5)4200÷15÷2,
=280÷2,
=140;
(6)(136+64)×(65-36),
=200×29,
=5800.
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