Liam had 640 stamps. He gave
58 of it to Cody and
45 of the remainder to Irene. How many stamps had he left?
Fraction of the stamps left after giving to Cody
= 1 -
58 =
38 Fraction of the remaining stamps left after giving to Irene
= 1 -
45 =
15
Fraction of the stamps left after giving to Cody and Irene
= 38 x 15
= 340
Total number of stamps = 40 u
40 u = 640
1 u = 640 ÷ 40 = 16
Number of stamps left
= 3 u
= 3 x 16
= 48
Answer(s): 48