Question

Завдання. Обчисли зручним способом: 1) 3, 72 + 2, 97 + 1, 3 + 1, 28 2) ( 12 ,548+4,242)-2,548; 3) 9, 113 - (2, 113 + 4, 8)

Answer 1

Ответ:

1)3,72+1,28+2,97+1,3=5+4=9

2)12,548-2,548+4,242=14,242

3)9,113-2,113+4,8=11,8

Answer 2

1. 3.72 + 2.97 + 1.3 + 1.28 = 9.27

2. (12.548 + 4.242) - 2.548 = 16.79 - 2.548 = 14.242

3. 9.113 - (2.113 + 4.8) = 9.113 - 6.913 = 2.2