算数ドリルの答え

1-10-1
【答え】何十と 何十の たし算
(問題更新日:2024/05/17)

(1)
10 + 30 = 40
(2)
20 + 20 = 40
(3)
30 + 50 = 80
(4)
10 + 40 = 50
(5)
50 + 40 = 90
(6)
40 + 30 = 70
(7)
20 + 40 = 60
(8)
10 + 70 = 80
(9)
40 + 50 = 90
(10)
30 + 60 = 90
(11)
60 + 30 = 90
(12)
30 + 20 = 50