Quiz on Addition and Subtraction of Algebraic Expressions (Mathematics)

Vincent Augustine D'Souza

Standard Six Mathematics

1. Add 12c, 7c

• 14c
• 19c
• 21c
• 17c
• Correct Answer: 19c

2. Add - xyz, 2xyz

• xyz
• 3xyz
• 2
• 4xyz
• Correct Answer: xyz

3. Add 11x, 6x, - 2x

• 19x
• 17x
• 15x
• 12x
• Correct Answer: 15x

4. Add - 6n, 4m, - 2n

• 12mn
• 8mn
• 24mn
• 4m - 8n
• Correct Answer: 4m - 8n

5. Add 3ab, - 4bc, 2bc

• 3ab - 2bc
• 24abc
• 3ab + 6bc
• 12ab + 6bc
• Correct Answer: 3ab - 2bc

6. Add a, 2b, 2c, - c, - b, 3a

• 12abc
• 2a + 2b + 2c
• 4a + b + c
• 8bc + 3a
• Correct Answer: 4a + b + c

7. Subtract (11x2 + 12y) – (9x2 – 7y)

• 20x2 + 5y
• 15x2 - 19y
• 99x2 + 84y
• 2x2 + 19y
• Correct Answer: 2x2 + 19y

8. Subtract (17mn - 10ab) - (- 12ab + 8mn)

• 29mn + 18ab
• 9mn + 2ab
• 29ab - 18mn
• 25mn + 22ab
• Correct Answer: 9mn + 2ab

9. Subtract (4x - 5y + 6z) - (3z + 4y - x)

• 22xyz
• 12xz - 20y
• 4x - 30z
• 5x - 9y + 3z
• Correct Answer: 5x - 9y + 3z