Rael had 680 coins. He gave
58 of it to Sam and
45 of the remainder to Tiffany. How many coins had he left?
Fraction of the coins left after giving to Sam
= 1 -
58 =
38 Fraction of the remaining coins left after giving to Tiffany
= 1 -
45 =
15
Fraction of the coins left after giving to Sam and Tiffany
= 38 x 15
= 340
Total number of coins = 40 u
40 u = 680
1 u = 680 ÷ 40 = 17
Number of coins left
= 3 u
= 3 x 17
= 51
Answer(s): 51