Billy had 200 cards. He gave
58 of it to Peter and
45 of the remainder to Dana. How many cards had he left?
Fraction of the cards left after giving to Peter
= 1 -
58 =
38 Fraction of the remaining cards left after giving to Dana
= 1 -
45 =
15
Fraction of the cards left after giving to Peter and Dana
= 38 x 15
= 340
Total number of cards = 40 u
40 u = 200
1 u = 200 ÷ 40 = 5
Number of cards left
= 3 u
= 3 x 5
= 15
Answer(s): 15
