Question

All three answers please

Answer 1

2. Answer: 1.3 meters

1.8 - 0.5 = 1.3 meters

3. Answer: 9

3 - (-6) = 3 + 6 = 9

4. Answer: 31/12 or 2 7/12

-5/12 - (-9/3) = -5/12 + 9/3 = -5/12 + 3 = 31/12 = 2 7/12