Помогите пж 468пжпжпжпжпж

Question

Помогите пж 468пжпжпжпжпж

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Answer 1

1) 0; 2) 0; 3) 76; 4) 75,7; 5) 4,2.

Comments

3) 78

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4) -75.7

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4) -75,7

Answer 2

1) а+b=0.35-0.35=0

2) а+b= 3 1/7- 3 1/7=0

3) а+b= 96-18=78

4) a+b= -81.7+6= -75.7

5) а+b= -46.8+51= 4.2