PSLE At first, Natalie had 86 beads and some pens. After she gave away 70 beads and 40% of the pens, she had a total of 34 beads and pens. How many pens did Natalie have at first?
|
Beads |
Pens |
Total |
Before |
86 |
5 u |
|
Change |
- 70 |
- 2 u |
|
After |
16 |
3 u |
34 |
40% =
40100 =
25 Number of beads that Natalie left
= 86 - 70
= 16
Number of pens that Natalie left
= 34 - 16
= 18
3 u = 18
1 u = 18 ÷ 3 = 6
Number of pens that Natalie had at first
= 5 u
= 5 x 6
= 30
Answer(s): 30