PSLE For a recycling project, Michael collected 10 metal cans, Valen collected 6
r metal cans and Jeremy collected 4 + 2
r metal cans.
- How many more metal cans did Valen collect than Jeremy?
- How many metal cans did the 3 boys collect altogether?
(a)
Number of metal cans that Valen collected more than Jeremy
= 6
r - (4 + 2
r)
= 6
r - 2
r - 4
= 4
r - 4
(b)
Total number of metal cans that the 3 boys collected
= 10 + 6
r + 4 + 2
r = 10 + 4 + 6
r + 2
r = 14 + 8
r Answer(s): (a) 4
r - 4; (b) 14 + 8
r