Question
Look at the picture.
Each box stands for 1 unit.
  1. Paint brush R is _____ units long.
  2. Paint brush S is _____ units long.
  3. Paint brush R is _____unit shorter than Paint brush S.
  4. The total length of Paint brush R and Paint brush S is _____units.
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

(d)

Click button first when a symbol is required. X

Look at the picture.
Each box stands for 1 unit.
  1. Paint brush R is _____ units long.
  2. Paint brush S is _____ units long.
  3. Paint brush R is _____unit shorter than Paint brush S.
  4. The total length of Paint brush R and Paint brush S is _____units.