Question: how do you subtract weight?
Answer: The number of ounces being subtracted is larger so adjust the number of ounces: 6 pounds 8 ounces = 5 pounds 24 ounces.
Subtract the ounces: 24 - 10 = 14 ounces.
Subtract the pounds: 5 - 3 = 2 pounds.
Answer: 2 pounds 14 ounces.