Cathy had 147 stamps. Howard had 27 of what Cathy had. After Cathy used some of his stamps and Howard used 13 of his stamps, Cathy had 12 as many stamps left as Howard.
- How many stamps did Howard have at first?
- How many stamps did Cathy use?
| |
Cathy |
Howard |
| Before |
147 |
42 |
| Change |
- ? |
- 14 |
| After |
14 |
28 |
(a)
Number of stamps that Howard had at first
=
27 x 147
= 42
(b)
Number of stamps that Howard used
=
13 x 42
= 14
Number of stamps that Howard had left
= 42 - 14
= 28
Number of stamps that Cathy had left
=
12 x 28
= 14
Number of stamps that Cathy used
= 147 - 14
= 133
Answer(s): (a) 42; (b) 133
