| 0.6和0.60的大小相等,计数单位也相同.______.(判断对错) |
| 0.6=0.60,0.6的计数单位是0.1,0.60的计数单位是0.01, 即0.6和0.60的大小相等,但是计数单位不同, 所以0.6和0.60大小相等,计数单位也相同的说法是错误的; 故答案为:×. |
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(2)95-63+28[ ]
(1)49+56-38
=105-38
=67
(2)95-63+28
=95-91
= 4
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