Yesterday, Seth had 48 more buttons than Ben. Today, Seth gave Ben
35 of his buttons. As a result, he has half as many buttons as Ben now. How many buttons did Seth have yesterday?
| |
Seth |
Ben |
More |
| Before |
5 u |
1 u |
4 u |
| Change |
- 3 u |
+ 3 u |
|
| After |
2 u |
4 u |
|
Comparing Seth and
Ben in the end |
1
|
2
|
|
Number of buttons that Ben has now
= 2 x 2 u
= 4 u
Number of buttons that Seth had more than Ben yesterday
= 5 u - 1 u
= 4 u
4 u = 48
1 u = 48 ÷ 4 = 12
Number of buttons that Seth had yesterday
= 5 u
= 5 x 12
= 60
Answer(s): 60
