Question

Nijah has 45 stickers.

She gives 2/5 to her sister.
She gives 1/3 of her remaining stickers to Brett.

How many stickers does Nijah have left?

Answer 1

Nijah has 6 stickers left.

Explanation:

Starting stickers:

45

2/5 are given away:

`(2)/(5)` * 45

`(2)/(5)` *
`(45)/(1)`

`(90)/(5)`

18

1/3 of the remaining are given away:

`(1)/(3)` * 18

`(1)/(3)` *
`(18)/(1)`

`(18)/(3)`

6

Nijah has 6 stickers left.

Answer 2

18

Explanation:

Find the part she gave to her sister

45 *2/5 = 18

The part remaining is

45 - 18 = 27

She gives 1/3 to Brett

27 * 1/3 = 9

She has 27 - 9 = 18

She has 18 remaining