№1

7 : 1 = 7

9 · 0 = 0

7 · 0 = 0

№2

42 - 17 = 25

25 · 1 = 25

№3

40 + 39 = 79

40 - 39 = 1

79 · 1 = 79

№4

0 · 10 = 0

0 · 7 = 0

№5

10 · (10 + 18) = 10 · 28 = 28

№6

5 : 5 = 1

5 · 5 = 25

1 + 25 = 26

Verified answer

Пошаговое объяснение:

№1

(7 : 1) + 9 * 0 = 7 + 0 = 7

№2

(42 - 17) * 1 = 25 * 1 = 25

№3

(40 + 39) * (40 - 39) = 79 * 1 = 79

№4

(0 * 10) * 7 = 0 * 7 = 0

№5

10 * (10 + 18) = 10 * 28 = 280

№6

(5 : 5) + (5 * 5) = 1 + 25 = 26