Question

Daniel has a lot of cookies.

7/9

the number of cookies Lily has. Lily has 99 cookies. How many cookies must she give to him such that they have the same number of cookies?

Answer 1

Explanation:

99*7/9=77

99-77=22

22/2=11

Lily needs to give Daniel 11 cookies which would give them both a total of 88

Answer 2

11

Explanation:

Daniel has 7/9 of 99 or 77

99-77 = 22

If she give him 11 cookies, he will have 88 and she will have 88