Question

Помогите плизз Взарание благодарен

Answer 1

1. 1 1/4 + 1/12 =
2. 1 × 1/4 = 1/4
3. 1/4 + 1/12 = 3/12 + 1/12 = 4/12 = 1/3
4. 1 4/5 = 1 × 4/5 = 4/5
5. 7 - 4/5 × 1/3 ÷ 3 =
6. 4/5 × 1/3 = 4/15
7. 4/15 ÷ 3 = 4/15 × 1/3 = 4/45
8. 7 - 4/45 = 7/1 - 4/45 = 311/45 = 6 41/45. Если есть вопросы, задавай.