Jack had 600 buttons. He gave
58 of it to Eric and
45 of the remainder to Penelope. How many buttons had he left?
Fraction of the buttons left after giving to Eric
= 1 -
58 =
38 Fraction of the remaining buttons left after giving to Penelope
= 1 -
45 =
15
Fraction of the buttons left after giving to Eric and Penelope
= 38 x 15
= 340
Total number of buttons = 40 u
40 u = 600
1 u = 600 ÷ 40 = 15
Number of buttons left
= 3 u
= 3 x 15
= 45
Answer(s): 45