Lynn has some coins. She has 17 less coins in Box E than in Box F. After 21 coins were transferred from Box F to Box E, there were 41 coins in Box F.
- How many coins were there in Box F at first?
- How many coins were there in Box E in the end?
|
Box E |
Box F |
Before |
1 u |
1 u + 17 |
Change |
+ 21 |
- 21 |
After |
1 u + 21 |
41 |
(a)
Number of coins in Box F at first
= 41 + 21
= 62
(b)
Number of coins in Box E at first
= 62 - 17
= 45
Number of coins in Box E in the end
= 45 + 21
= 66
Answer(s): (a) 62; (b) 66