PSLE For a recycling project, Jeremy collected 28 metal cans, Zane collected 5
w metal cans and Rael collected 10 +
w metal cans.
- How many more metal cans did Zane collect than Rael?
- How many metal cans did the 3 boys collect altogether?
(a)
Number of metal cans that Zane collected more than Rael
= 5
w - (10 +
w)
= 5
w -
w - 10
= 4
w - 10
(b)
Total number of metal cans that the 3 boys collected
= 28 + 5
w + 10 +
w = 28 + 10 + 5
w +
w = 38 + 6
w Answer(s): (a) 4
w - 10; (b) 38 + 6
w