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1?1.31×12.5×0.15×16的值是:?(www.gjgwy.net)
A?39.3B?40.3C?26.2D?26.31
2.84.78元、59.50元、121.61元、12.43元以及66.50元的总和是
A.343.73B.343.83C.344.73D.344.82
3.1+3+5+7+9+……+399的值为:(www.gjgwy.net)
A.160000B.80000C.60000D.40000
4.454+999×999+545的值为:(www.gjgwy.net)
A.899998B.999998C.1008000D.999000(99年题)
5.?85.7-7.8+4.3-12.2的值是:?(www.gjgwy.net)
A?60B?70C?80D?81
6.12-22+32-42+52-62+72-82+92-102的值为:(www.gjgwy.net)
A.55B.-55C.50D.-50
7.?425+683+544+828的值是:
A?2480B?2484C?2486D?2488
8.?523+746+589+423的值是:
A2281B?2180C?2280D?2380
9.?求1995+1996+1997+1998+1999+2000的值。
A?11985B?11988C?12987D?12985
10.?80×35×15的值是:
A?42000B?36000C?33000D?48000
11?456×55+457×45的值是:
A?45645B?45655C?45665D?45675
12?7900÷25÷8的值是:?
A?39B?39.5C?41.5D?42.5
13?123456×654321的值为:
A?80779853376B?80779853375?C?80779853378D?80779853377
14?423×187-423×24-423×63的值是:
A?41877B?42300C?42323D?42703
15.大于4/5且小于5/6的数是:(www.gjgwy.net)
A.6/7B.21/30C.49/60D.47/61
参考答案:
1?[A] 2?[D] 3?[D] 4?[D] 5?[B]
6?[D] 7?[A] 8?[A] 9?[A] 10?[A]
11[A] 12?[B] 13?[A]14?[B] 15?[C]
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