Question

Albert rode his bike for 14 minutes. Ally rode her bike for 8 minutes.

A. How much longer did albert ride his bike for?

B. Which equation is correct?

1. 14+8=b
2. 14+b=8
3. 8-b=14
4. 14-b=8

Answer 1

4 because u subtract how much

Answer 2

How much longer did albert ride his bike for? Subtract 8 from 14: 14-8 = 6

Albert rode for 6 minutes longer than Ally.

The fourth equation, 14-b=8, represents this situation. Here the answer is +, as it must be.