Cole had 511 pens and Usha had 361 pens. After Cole gave Usha some pens, both of them have the same number of pens. How many pens did Cole give Usha?
|
Cole |
Usha |
Difference |
Before |
511 |
361 |
150 |
Change |
- ? |
+ ? |
|
After |
1 u |
1 u |
0 |
The total number of pens remains unchanged after Cole gave Usha some pens.
The number of pens that each had in the end is the same.
Number of more pens that Cole had than Usha
= 511 - 361
= 150
Number of pens that Cole gave Usha
= 150 ÷ 2
= 75
Answer(s): 75