There were 63 more grey pearls than brown pearls in a bag. Another 87 grey pearls and 71 brown pearls were put into the bag. How many more grey pearls than brown pearls were there in the end?
| |
Grey |
Brown |
| Before |
1 u + 63 |
1 u |
| Change |
+ 87 |
+ 71 |
| After |
1 u + 150 |
1 u + 71 |
Number of grey pearls in the end
= 1 u + 63 + 87
= 1 u + 150
Number of brown pearls = 1 u + 71
Number of grey pearls more than brown pearls in the end
= 150 - 71
= 79
Answer(s): 79
