Question

Реши примеры
Пример выполнения задания:
42 +34 = (40+30)+(2+4)
87-25=
38+51 =
94-33 =
48 + 20 =
21+39=
76-45 =

Answer 1

Ответ:

87-25=(80-20)-(7-5)

37+51=(30+50)+(7+1)

94-33=(90-30)-(4-3)

48+20=(40+20)+(8+0)

21+39=(20+30)+(1+9)

76-45=(70-40)-(6-5)

Answer 2

(80-20)-(7-5)

(30+50)+(8+1)

(90-33)-(4-3)

(40+20)+8

(20+30)+(1+9)

(70-45)-(6-5)