《2025年开学了口算笔算天天练三年级数学上册人教版》

17×1 =
30×5 =
310×4 =
107×8 =
15×4 =
200×2 =
310×0 =
320×3 =
603×5 =
301×3 =
420×4 =
730×2 =
210×6 =
800×9 =
310 + 460 =
690 - 0 =
810 - 705 =
275 + 352 =
270 + 130 =
111 + 850 =
950 - 650 =
334 + 15 =
480 - 290 =
700 + 130 =

答案： 17 150 1240 856 60 400 0 960 3015 903 1680 1460 1260 7200 770 690 105 627 400 961 300 349 190 830

39×8 =
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447×3 =
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860×5 =
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193×7 =
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503×8 =
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912×4 =
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923 - (264 + 380)
= □ - □
= □
815 + 42÷6
= □ + □
= □
510×5 + 55
= □ + □
= □
建议用时8分钟 实际用时______分钟 做对______题/共33题 评价

答案： 312 1341 4300 1351 4024 3648 279 822 2605