There are some croissants in the jar. On Tuesday, Carl ate
27 of the croissants. He later bought 20 croissants and added into the jar. On Wednesday, Carl ate 41 croissants. He was hungry and ate another 34 croissants. There were no croissants left. How many croissants were there in the jar at first?
|
Croissants |
Before |
7 u |
Change 1 |
- 2 u |
Change 2 |
+ 20 |
Change 3 |
- 41 |
Change 4 |
- 34 |
After |
0 |
Fraction of the croissants left after Carl first ate on Tuesday
= 1 -
27=
57Number of croissants left after Carl first ate on Tuesday = 5 u
5 u = 34 + 41 - 20
5 u = 55
1 u = 55 ÷ 5 = 11
Number of croissants at first
= 7 u
= 7 x 11
= 77
Answer(s): 77