1. Convert -2 2/5 into an improper fraction: -2 2/5 = -12/5
-12/5 / 4/5 = -12/5 * 5/4 = -60/20 = -3
2. 16 / -8 = -2
3. Convert 3 3/7 into an improper fraction: 24/7
Convert 1 1/7 into an improper fraction: 8/7
24/7 / 8/7 = 24/7 * 7/8 = 168 / 56 = 3
4. -12.2 / -6.1 = 2