Natalie had 80% as many candy canes as Sabrina. Natalie gave away 10% of her candy canes and Sabrina bought another 45 candy canes. As a result, Natalie now has 60% as many candy canes as Sabrina. Find the number of candy canes that Natalie had in the end.
| |
Natalie |
Sabrina |
| Before |
4x3 |
5x3 |
| Change |
- 0.4x3 |
+ 45 |
| After |
3.6x3 |
5x3 + 45 |
Comparing Natalie and
Sabrina in the end |
3x3.6 |
5x3.6 |
| |
Natalie |
Sabrina |
| Before |
12 u |
15 u |
| Change |
- 1.2 u |
+ 45 |
After
|
10.8 u
|
15 u + 45 =
18 u |
80% =
80100 =
4510% x 4
=
10100 x 4
= 0.4
60% =
60100 =
35The number of candy canes that Natalie had in the end is repeated.
Make the number of candy canes that Natalie had in the end the same.
The number of candy canes that Sabrina had in the end is repeated.
15 u + 45 = 18 u
18 u - 15 u = 45
3 u = 45
1 u = 45 ÷ 3 = 15
Number of candy canes that Natalie had in the end
= 10.8 u
= 10.8 x 15
= 162
Answer: 162
