Risa spent 79 of her money and an additional $16 on some notebooks. She spent 14 of her remaining money and an additional $20 on markers. She spent 38 of the rest of the money on pencils. Given that Risa was left with $10, how much money did she have at first?
Fraction of the rest of the money left
= 1 -
38=
5858 of the rest of the money = 10
88 of the rest of the money
= 10 ÷ 5 x 8
= 16
Amount of the rest of the money + 16
= 1 -
14=
34 34 of the remaining money
= 16 + 20
= 36
44 of the remaining money
= 36 ÷ 3 x 4
= 48
Amount of the remaining money + 16
= 1 -
79 of her money
=
29 of her money
29 of the total money
= 48 + 16
= 64
99 of the total money
= 64 ÷ 2 x 9
= $288
Amount that Risa had at first = $288
Answer(s): $288
