一年级口算题:两位数减一位数减法

2022-12-16

(1)66 - 4 =

(2)71 - 9 =

(3)50 - 1 =

(4)60 - 9 =

(5)26 - 9 =

(6)24 - 8 =

(7)13 - 4 =

(8)32 - 1 =

(9)29 - 5 =

(10)30 - 1 =

(11)48 - 7 =

(12)36 - 1 =

(13)74 - 2 =

(14)34 - 1 =

(15)61 - 4 =