Nicole had 126 erasers. Dylan had 59 of what Nicole had. After Nicole used some of his erasers and Dylan used 17 of his erasers, Nicole had 13 as many erasers left as Dylan.
- How many erasers did Dylan have at first?
- How many erasers did Nicole use?
| |
Nicole |
Dylan |
| Before |
126 |
70 |
| Change |
- ? |
- 10 |
| After |
20 |
60 |
(a)
Number of erasers that Dylan had at first
=
59 x 126
= 70
(b)
Number of erasers that Dylan used
=
17 x 70
= 10
Number of erasers that Dylan had left
= 70 - 10
= 60
Number of erasers that Nicole had left
=
13 x 60
= 20
Number of erasers that Nicole used
= 126 - 20
= 106
Answer(s): (a) 70; (b) 106
