(7)負の数を引く 学習日    月    日(    )
(+3)−(−2)
  (−2)を引く ⇒ (+2)を足す

足し算になおして,
 (+3)−(−2)=(+3)(2)=+5
(−6)−(−4)
  (−4)を引く ⇒ (+4)を足す

足し算になおして,
  (−6)−(−4)=(−6)(4)=−2
〜 印刷して、紙の上でやってネ!  印刷用
足し算になおして,次の計算をしなさい。

 (+5)−(−3) = (  )+(  ) =
 

 (−4)−(−7) = (  )+(  ) =
 

 (+4)−(−2) = (  )+(  ) =
 

 (−7)−(−1) = (  )+(  ) =
 

 (+2)−(−8) = (  )+(  ) =
 

 (−6)−(−3) = (  )+(  ) =
   

 (+5)−(−2) = (  )+(  ) =
 

 (−1)−(−9) = (  )+(  ) =
 

 (+1)−(−1) = (  )+(  ) =
 
10
 (−5)−(−7) = (  )+(  ) =
 
11
 (+5)−(−4) = (  )+(  ) =
 
12
 (−8)−(−3) = (  )+(  ) =
 
13
 (+12)−(−10) = (  )+(  ) =
 
14
 (−20)−(−80) = (  )+(  ) =
 
15
 (+30)−(−20) = (  )+(  ) =
 
16
 (−50)−(−50) = (  )+(  ) =
 
17
 (+11)−(−11) = (  )+(  ) =
 
18
 (−15)−(−25) = (  )+(  ) =
 
19
 0−(−0.9) =   +(  ) =
 
20
 (−)−(−) = (  )+(  ) =
 

トップに戻る] [前ページに戻る] [次ペ−ジに進む] [答のペ−ジに進む