2. Решите примеры: 6+1+1= 6+2-1= 6+3-2= 9-3+2= 8+2-1= 4+3-2= 8-5= 7+2= 9-6=

Решение: 1. $$6 + 1 + 1 = 8$$ 2. $$6 + 2 - 1 = 7$$ 3. $$6 + 3 - 2 = 7$$ 4. $$9 - 3 + 2 = 8$$ 5. $$8 + 2 - 1 = 9$$ 6. $$4 + 3 - 2 = 5$$ 7. $$8 - 5 = 3$$ 8. $$7 + 2 = 9$$ 9. $$9 - 6 = 3$$