Question

Calculează după model. exemplu: 8x (7+3) = 8 x 10 = 80 8x (7+3) = 8 x 7+8×3= = 56 + 24 = 80 a. 6 x (14 + 4) b. 9x (23+27) c. 8 × (67 - 53) VA ROG RAPID!! DAU COROANA!!!​

Answer 1

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Answer 2

Răspuns:

a)

6 × ( 14 + 4 ) = 6 × 18 = 108

6 × ( 14 + 4 ) = 6 × 14 + 6 × 4

= 84 + 24

= 108

b) 9 × ( 23 + 27 ) = 9 × 50 = 450

9 × ( 23 + 27 ) = 9 × 23 + 9 × 27

= 207 + 243

= 450

c) 8 × ( 67 - 53 ) = 8 × 14 = 112

8 × ( 67 - 53 ) = 8 × 67 - 8 × 53

= 536 - 424

= 112