Barry got a samll sandwich for lunch and ate 1/2 of his sandwich. Jonah got a large sandwich and ate 1/2 of his sandwich. Did Jonah and Barry eat the same amount for lunch?Explain how you know.

no they did not

Explanation:

Just because they both ate half does not mean that ate the same amount. it depends on the initial amount.  since barry got a small sandwich and jonah got a large sandwich, jonah ate more that barry. a easy way to visualize this is with numbers. lets just say for example that the amount barry had was 4 and the amount jonah had was 6. since barry ate half, his 4 is now a 2, and since jonah also ate half, his 6 is now a 3. 3 is greater than 2, there for jonah ate more