Jaslyn had 210 beads. Paul had 37 of what Jaslyn had. After Jaslyn used some of his beads and Paul used 19 of his beads, Jaslyn had 12 as many beads left as Paul.
- How many beads did Paul have at first?
- How many beads did Jaslyn use?
| |
Jaslyn |
Paul |
| Before |
210 |
90 |
| Change |
- ? |
- 10 |
| After |
40 |
80 |
(a)
Number of beads that Paul had at first
=
37 x 210
= 90
(b)
Number of beads that Paul used
=
19 x 90
= 10
Number of beads that Paul had left
= 90 - 10
= 80
Number of beads that Jaslyn had left
=
12 x 80
= 40
Number of beads that Jaslyn used
= 210 - 40
= 170
Answer(s): (a) 90; (b) 170
