Yesterday, Nat had $21 more than Ken. This morning, he gave Ken $11.
- Who has more money now?
- How much more?
|
Nat |
Ken |
Before |
1 u + $21 |
1 u |
Change |
- $11 |
+ $11 |
After |
1 u + $10 |
1 u + $11 |
(a)
Amount that Nat has in the end
= 1 u + 21 - 11
= 1 u + 10
Amount that Ken has in the end
= 1 u + 11
Ken has more money now.
(b)
Amount that Ken has more than Nat
= 11 - 10
= $1
Answer(s): (a) Ken; (b) $1