Question
Find the value of 1 unit.
  1. 1 u - 4 = 5
  2. 6 = 1 u - 8
  3. 4 - 3 = 1 u - 10
  4. 1 + 9 = 1 u - 5
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

Find the value of 1 unit.
  1. 1 u - 4 = 5
  2. 6 = 1 u - 8
  3. 4 - 3 = 1 u - 10
  4. 1 + 9 = 1 u - 5