There are some shortbreads in the jar. On Monday, Michael ate
25 of the shortbreads. He later bought 28 shortbreads and added into the jar. On Tuesday, Michael ate 48 shortbreads. He was hungry and ate another 40 shortbreads. There were no shortbreads left. How many shortbreads were there in the jar at first?
|
Shortbreads |
Before |
5 u |
Change 1 |
- 2 u |
Change 2 |
+ 28 |
Change 3 |
- 48 |
Change 4 |
- 40 |
After |
0 |
Fraction of the shortbreads left after Michael first ate on Monday
= 1 -
25=
35Number of shortbreads left after Michael first ate on Monday = 3 u
3 u = 40 + 48 - 28
3 u = 60
1 u = 60 ÷ 3 = 20
Number of shortbreads at first
= 5 u
= 5 x 20
= 100
Answer(s): 100