
南一國小數學6上ch1-3 質因數分解
Authored by 數學 南一
Mathematics
6th Grade
CCSS covered
Used 63+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
24是由哪些質因數相乘得到的?
2×2×3×3
2×3×3×3
2×2×2×3
2×3×5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將36質因數分解後,有幾個不同的質因數?
2個
4個
6個
9個
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
84是由下面哪些質因數相乘而得到的?
2×2×3×5
2×3×3×3
2×2×3×7
2×3×7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若●=2×2×3×5,則下面哪一個不是●的因數?
12
15
20
45
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若A=12×15×35,則A共有幾個質因數?
2個
3個
4個
5個
Tags
CCSS.7.NS.A.2
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