9以下の素数をすべて答えんさい。

中1数学素因数分解

Quiz
•
Mathematics
•
6th - 8th Grade
•
Medium
Kodai Tsuruoka
Used 4+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
次の自然数を素因数分解しない。
60
2 × 3 ×10
2×3 ×5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
次の自然数を素因数分解しなさい。
280
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
「自然数×自然数」は必ず自然数になる。
〇か×か。
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
「整数÷整数」は必ず整数になる。
〇か×か。
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
次の自然数を素因数分解しなさい。
20
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
次の自然数を素因数分解しなさい。
54
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