(10)同符号のかけ算・割り算 (解答) | 学習日 月 日( ) | |||
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1 | (+4)×(+3) = +12 |
2 | (−2)×(−8) = +16 |
3 | (+9)×(+5) = +45 |
4 | (−7)×(−2) = +14 |
5 | (−6)×(−3) = +18 |
6 | (+4)×(+8) = +32 |
7 | (+3)×(+10) = +30 |
8 | (−23)×(−3) = +69 |
9 | (+12)÷(+6) = +2 |
10 | (−15)÷(−3) = +5 |
11 | (+14)÷(+7) = +2 |
12 | (−36)÷(−4) = +9 |
13 | (−45)÷(−9) = +5 |
14 | (+56)÷(+7) = +8 |
15 | (−49)÷(−7) = +7 |
16 | (+48)÷(+8) = +6 |
17 | (−2.3)×(−3) = +6.9 |
18 | (−)÷(−) =+(×)= + |
19 | (−3)×(−5)×(+2) = (+15)×(+2) = +30 |
20 | (−100)÷(−5)÷(+4) =(+20)÷(+4) = +5 |
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