Warren had 720 stamps. He gave
58 of it to Tommy and
45 of the remainder to Olivia. How many stamps had he left?
Fraction of the stamps left after giving to Tommy
= 1 -
58 =
38 Fraction of the remaining stamps left after giving to Olivia
= 1 -
45 =
15
Fraction of the stamps left after giving to Tommy and Olivia
= 38 x 15
= 340
Total number of stamps = 40 u
40 u = 720
1 u = 720 ÷ 40 = 18
Number of stamps left
= 3 u
= 3 x 18
= 54
Answer(s): 54