Yesterday, Mae had 50 local and foreign stamps. Today, she gave away
14 of her local stamps and 8 of her foreign stamps. Now, she has an equal number of local and foreign stamps. How many local stamps did she have yesterday?
|
Local stamps |
Foreign stamps |
Total |
Before |
4 u |
3 u + 8 |
50 |
Change |
- 1 u |
- 8 |
|
After |
3 u |
3 u |
|
Mae has an equal number of local and foreign stamps in the end.
Total number of stamps yesterday
= 4 u + 3 u + 8
= 7 u + 8
7 u + 8 = 50
7 u = 50 - 8
7 u = 42
1 u = 42 ÷ 7 = 6
Number of local stamps yesterday
= 4 u
= 4 x 6
= 24
Answer(s): 24