Tommy had 360 buttons. He gave
58 of it to Harry and
45 of the remainder to Xandra. How many buttons had he left?
Fraction of the buttons left after giving to Harry
= 1 -
58 =
38 Fraction of the remaining buttons left after giving to Xandra
= 1 -
45 =
15
Fraction of the buttons left after giving to Harry and Xandra
= 38 x 15
= 340
Total number of buttons = 40 u
40 u = 360
1 u = 360 ÷ 40 = 9
Number of buttons left
= 3 u
= 3 x 9
= 27
Answer(s): 27