Question
N + P = 100
N - P = 12

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

N + P = 100
N - P = 12

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