There are some wafers in the jar. On Thursday, Seth ate
13 of the wafers. He later bought 26 wafers and added into the jar. On Friday, Seth ate 35 wafers. He was hungry and ate another 37 wafers. There were no wafers left. How many wafers were there in the jar at first?
|
Wafers |
Before |
3 u |
Change 1 |
- 1 u |
Change 2 |
+ 26 |
Change 3 |
- 35 |
Change 4 |
- 37 |
After |
0 |
Fraction of the wafers left after Seth first ate on Thursday
= 1 -
13=
23Number of wafers left after Seth first ate on Thursday = 2 u
2 u = 37 + 35 - 26
2 u = 46
1 u = 46 ÷ 2 = 23
Number of wafers at first
= 3 u
= 3 x 23
= 69
Answer(s): 69