There are some macarons in the jar. On Friday, Pierre ate
15 of the macarons. He later bought 26 macarons and added into the jar. On Saturday, Pierre ate 47 macarons. He was hungry and ate another 31 macarons. There were no macarons left. How many macarons were there in the jar at first?
|
Macarons |
Before |
5 u |
Change 1 |
- 1 u |
Change 2 |
+ 26 |
Change 3 |
- 47 |
Change 4 |
- 31 |
After |
0 |
Fraction of the macarons left after Pierre first ate on Friday
= 1 -
15=
45Number of macarons left after Pierre first ate on Friday = 4 u
4 u = 31 + 47 - 26
4 u = 52
1 u = 52 ÷ 4 = 13
Number of macarons at first
= 5 u
= 5 x 13
= 65
Answer(s): 65