Some children share some stickers.
If each of them gets 3 stickers, 5 more stickers are needed.
If each of them takes 10 stickers, 75 more stickers are needed.
- How many children are there?
- How many stickers are there?
(a)
Big difference
= 75 - 5
= 70
Small difference
= 10 - 3
= 7
Number of children
= 70 ÷ 7
= 10
(b)
Total number of stickers
= 10 x 3 - 5
= 30 - 5
= 25
Answer(s): (a) 10; (b) 25