| (6)正の数を引く | 学習日 月 日( ) | |||
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| 1 | (+1)−(+2) = ( )+( ) = |
2 | (−3)−(+4) = ( )+( ) = |
| 3 | (+2)−(+6) = ( )+( ) = |
4 | (−8)−(+1) = ( )+( ) = |
| 5 | (+4)−(+9) = ( )+( ) = |
6 | (−2)−(+2) = ( )+( ) = |
| 7 | (+7)−(+10) = ( )+( ) = |
8 | (−6)−(+3) = ( )+( ) = |
| 9 | (+1)−(+14) = ( )+( ) = |
10 | (−4)−(+7) = ( )+( ) = |
| 11 | (+10)−(+35) = ( )+( ) = |
12 | (−13)−(+12) = ( )+( ) = |
| 13 | (+60)−(+90) = ( )+( ) = |
14 | (−50)−(+70) = ( )+( ) = |
| 15 | 0−(+12) = 0+( ) = |
16 | (−15)−(+15) = ( )+( ) = |
| 17 | (+1.5)−(+2.9) = ( )+( ) = |
18 | (−65)−(+35) = ( )+( ) = |
| 19 | (+ |
20 | (− |
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