Ivory and Jane have 366 erasers altogether. Jane has twice as many erasers as Ivory. How many erasers must Jane give to Ivory so that they have the same number of erasers?
| |
Ivory |
Jane |
Total |
| Before |
1 u |
2 u |
366 |
| Change |
+ ? |
- ? |
|
| After |
183 |
183 |
366 |
Total number of erasers that Ivory and Jane have
= 1 u + 2 u
= 3 u
3 u = 366
1 u = 366 ÷ 3 = 122
Number of erasers that Ivory and Jane each has in the end
= 366 ÷ 2
= 183
Number of erasers that Jane must give to Ivory
= 183 - 122
= 61
Answer(s): 61
