Working with Positive and Negative Numbers
Find the sum: (-8) + 5
-3
Add: 1/2 + 1/4
What is 3/4?
Convert to decimal: 1/2
Answer: What is 0.5?
Simplify: 3x + 5x
Answer: What is 8x?
Solve for x: x + 7 = 12
Answer: What is x = 5?
Calculate: (-6) × 4
Answer: What is -24?
Subtract: 5/6 - 1/3
What is 1/2?
Convert to decimal: 3/4
Answer: What is 0.75?
Combine: 4y - 2y + 7
Answer: What is 2y + 7?
Solve for y: 3y = 21
Answer: What is y = 7?
Solve: (-15) ÷ (-3) + 7
What is 12?
Find: 2/3 + 1/4 - 1/6
Answer: What is 3/4?
Convert to decimal: 5/8
Answer: What is 0.625?
Simplify: 6a + 3b - 2a + 5b
Answer: What is 4a + 8b?
Solve for n: 2n - 5 = 13
Answer: What is n = 9?
Find the value: (-4)² - 3*(-2)
What is 22?
Calculate: 3 1/2 - 1 2/3
Answer: What is 1 5/6?
Convert to decimal: 7/12
Answer: What is 0.583̄ (or 0.58333...)?
Combine: 2x² + 5x - 3x² + 4x - 1
Answer: What is -x² + 9x - 1?
Solve for x: 4(x + 3) = 28
Answer: What is x = 4?
Calculate: (-2)³ + (-5) × 3 - (-8)
What is -15?
Solve: 2/5 + 3/8 - 1/10 + 1/4
What is 1 1/40?
Convert to decimal: 11/16
Answer: What is 0.6875?
Simplify: 3(2x + 1) - 2(x - 4) + 5x
Answer: What is 9x + 11?
Solve for t: 3(2t - 1) - 2(t + 4) = 5
Answer: What is t = 4?