Ethan had 101 stamps more than Elijah at first. After Ethan had given away 173 of his stamps to David, Elijah had five times as many stamps as Ethan. Find the number of stamps Ethan had at first.
| |
Ethan |
Elijah |
Comparing between
Ethan and Elijah |
101 more |
|
| Before |
1 u + 173 |
5 u |
| Change |
- 173 |
|
| After |
1 u |
5 u |
Ethan had 101 stamps more than Elijah at first.
If 101 more marbles is given to Elijah at first, both will have the same number of marbles.
5 u + 101 = 1 u + 173
5 u - 1 u = 173 - 101
4 u = 72
1 u = 72 ÷ 4 = 18
Number of stamps that Ethan has at first
= 1 u + 173
= 18 + 173
= 191
Answer(s): 191
