Question
PSLE
For a recycling project, Mark collected 18 cardboard boxes, Rael collected 7r cardboard boxes and Jenson collected 6 + r cardboard boxes.
  1. How many more cardboard boxes did Rael collect than Jenson?
  2. How many cardboard boxes did the 3 boys collect altogether?
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
For a recycling project, Mark collected 18 cardboard boxes, Rael collected 7r cardboard boxes and Jenson collected 6 + r cardboard boxes.
  1. How many more cardboard boxes did Rael collect than Jenson?
  2. How many cardboard boxes did the 3 boys collect altogether?