Michael and Abi shared some beads equally. After Abi bought 36 beads and Michael gave 163 beads away, they had 207 beads left. How many beads did each of them have at first?
| |
Michael |
Abi |
Total |
| Before |
1 u |
1 u |
|
| Change |
+ 36 |
- 163 |
|
| After |
1 u + 36 |
1 u - 163 |
207 |
Michael and Abi had the same number of beads at first.
Total number of beads in the end
= 1 u + 36 + 1 u - 163
= 1 u + 1 u + 36 - 163
= 2 u - 127
2 u - 127 = 207
2 u = 207 + 127
2 u = 334
1 u = 334 ÷ 2 = 167
Number of beads that each of them had at first
= 1 u
= 167
Answer(s): 167
