There are some cupcakes in the jar. On Monday, Lee ate
57 of the cupcakes. He later bought 24 cupcakes and added into the jar. On Tuesday, Lee ate 43 cupcakes. He was hungry and ate another 39 cupcakes. There were no cupcakes left. How many cupcakes were there in the jar at first?
|
Cupcakes |
Before |
7 u |
Change 1 |
- 5 u |
Change 2 |
+ 24 |
Change 3 |
- 43 |
Change 4 |
- 39 |
After |
0 |
Fraction of the cupcakes left after Lee first ate on Monday
= 1 -
57=
27Number of cupcakes left after Lee first ate on Monday = 2 u
2 u = 39 + 43 - 24
2 u = 58
1 u = 58 ÷ 2 = 29
Number of cupcakes at first
= 7 u
= 7 x 29
= 203
Answer(s): 203