Помогите, плиз((((((

Question

Помогите, плиз((((((

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Answer 1

1. (-1 1/5) = (-6/5) = -1,2
2. 0,2*(-1,2) = 0,24
3. 1 4/5 = 9/5 = 1,8
4. 1,8+0,24=2,04
или

1. 1/5 * (-6/5) = -1*6/5*5 = -6/25
2. 9/5+6/25 = (5*9 + 6)/25 = (45+6)/25 = 51/25 = 2 целых 1/25