Yesterday, Kai had $11 more than Ike. This morning, he gave Ike $21.
- Who has less money now?
- How much less?
|
Kai |
Ike |
Before |
1 u + $11 |
1 u |
Change |
- $21 |
+ $21 |
After |
1 u - $10 |
1 u + $21 |
(a)
Amount that Kai has in the end
= 1 u + 11 - 21
= 1 u - 10
Amount that Ike has in the end
= 1 u + 21
Kai has less money now.
(b)
Amount that Kai has less than Ike
= 21 + 10
= $31
Answer(s): (a) Kai; (b) $31