Adam has 700 green stickers and red stickers.
30% of the stickers are red.
- How many green stickers are there?
- How many more green stickers than red stickers?
(a)
30% =
30100 =
310 Total number of stickers = 10 u
Number of red stickers = 3 u
Number of green stickers = 10 u - 3 u = 7 u
10 u = 700
1 u = 700 ÷ 10 = 70
Number of green stickers
= 7 u
= 7 x 70
= 490
(b)
Number of more green stickers than red stickers
= 7 u - 3 u
= 4 u
= 4 x 70
= 280
Answer(s): (a) 490; (b) 280