Luke had 523 beads and Gem had 345 beads. After Luke gave Gem some beads, both of them have the same number of beads. How many beads did Luke give Gem?
|
Luke |
Gem |
Difference |
Before |
523 |
345 |
178 |
Change |
- ? |
+ ? |
|
After |
1 u |
1 u |
0 |
The total number of beads remains unchanged after Luke gave Gem some beads.
The number of beads that each had in the end is the same.
Number of more beads that Luke had than Gem
= 523 - 345
= 178
Number of beads that Luke gave Gem
= 178 ÷ 2
= 89
Answer(s): 89