Opal spent 611 of her money and an additional $17 on some markers. She spent 18 of her remaining money and an additional $12 on pencils. She spent 35 of the rest of the money on files. Given that Opal was left with $12, how much money did she have at first?
Fraction of the rest of the money left
= 1 -
35=
2525 of the rest of the money = 12
55 of the rest of the money
= 12 ÷ 2 x 5
= 30
Amount of the rest of the money + 30
= 1 -
18=
78 78 of the remaining money
= 30 + 12
= 42
88 of the remaining money
= 42 ÷ 7 x 8
= 48
Amount of the remaining money + 17
= 1 -
611 of her money
=
511 of her money
511 of the total money
= 48 + 17
= 65
1111 of the total money
= 65 ÷ 5 x 11
= $143
Amount that Opal had at first = $143
Answer(s): $143
