Michael had 400 marbles. He gave
58 of it to Ben and
45 of the remainder to Zara. How many marbles had he left?
Fraction of the marbles left after giving to Ben
= 1 -
58 =
38 Fraction of the remaining marbles left after giving to Zara
= 1 -
45 =
15
Fraction of the marbles left after giving to Ben and Zara
= 38 x 15
= 340
Total number of marbles = 40 u
40 u = 400
1 u = 400 ÷ 40 = 10
Number of marbles left
= 3 u
= 3 x 10
= 30
Answer(s): 30
