正の数と負の数の和
Authored by Tomofumi Morioka
Mathematics
7th - 9th Grade
Used 8K+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
（＋３）＋（＋５）
＋８
＋１５
ー８
－２
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
（－４）＋（－２）
＋６
＋８
－６
－２
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
（－５）＋（＋３）
－２
－１５
＋２
－８
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
（－９）＋（＋１２）
＋３
＋２１
－３
－２１
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
（－７）＋（＋７）
－４９
－１４
＋１４
０
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
（＋５）＋（－２）
－３
－７
＋３
－１０
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
（－６）＋（－８）
－１４
－２
＋１４
＋４８
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