出 50 个1000 以内 1 位小数保留整数四舍五入题目并提供答案
我来为你生成50个1000以内1位小数保留整数四舍五入的题目和答案:
四舍五入练习题(50题)
题目:将下列小数保留整数(四舍五入)
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123.4 = 123
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567.8 = 568
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89.2 = 89
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345.6 = 346
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678.9 = 679
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234.1 = 234
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456.7 = 457
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789.3 = 789
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12.8 = 13
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901.5 = 902
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654.2 = 654
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321.9 = 322
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876.4 = 876
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543.6 = 544
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98.7 = 99
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765.1 = 765
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432.8 = 433
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159.3 = 159
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687.5 = 688
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254.9 = 255
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831.2 = 831
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476.7 = 477
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192.4 = 192
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658.8 = 659
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325.1 = 325
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749.6 = 750
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584.3 = 584
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917.9 = 918
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263.5 = 264
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738.2 = 738
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451.8 = 452
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629.4 = 629
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186.7 = 187
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574.1 = 574
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892.6 = 893
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317.9 = 318
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645.3 = 645
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758.5 = 759
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429.2 = 429
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163.8 = 164
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596.4 = 596
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823.7 = 824
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274.1 = 274
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687.9 = 688
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415.6 = 416
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938.3 = 938
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521.8 = 522
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364.2 = 364
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79.5 = 80
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846.7 = 847
四舍五入规则提醒:
- 小数部分≥0.5时,向上进位
- 小数部分<0.5时,舍去
- 例如:12.5→13,12.4→12