Question
E + F = 20
E - F = 8

  1. Which letter has a bigger value?
  2. What is the total value?
  3. F?
  4. E?
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

E + F = 20
E - F = 8

  1. Which letter has a bigger value?
  2. What is the total value?
  3. F?
  4. E?