Answer:
4 13/24.
Step-by-step explanation:
-1 5/8 - (-6 1/6)
= - 1 5/8 + 6 1/6
= -13/8 + 37/6
LCM of 8 and 6 is 24:
= -39/24 + 148/24
= 109/24
= 4 13/24.