Mathematics
Primary
この4問を教えてください
(3
なか
ぶんすう
つうぶん
の中の分数を通分しましょう。
1 3
3'4
15
7
@ (§5. 1/2)
2
8'12.
)(
(それぞれ全部できて正答) 各5点〔15〕
(415)
5' 15.
(6A・算) 1
60
72
-72
to
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