Natalie, Joelle and Jean have 438 beads altogether. After Joelle gave Jean 42 beads and Jean gave Natalie 20 beads, they all have equal number of beads.
- How many beads did each girl have in the end?
- How many beads did Jean have at first?
|
Natalie |
Joelle |
Jean |
Total |
Before |
|
|
? |
438 |
Change 1 |
|
- 42 |
+ 42 |
|
Change 2 |
+ 20 |
|
- 20 |
|
After |
146 |
146 |
146 |
438 |
(a)
Number of beads that each of them had in the end
= 438 ÷ 3
= 146
(b)
Number of beads that Jean had at first
= 146 + 20 - 42
= 124
Answer(s): (a) 146; (b) 124