🔢 Part 1: Number Structure

10³, 10⁻¹, 10², 0.001, 100

✖️➗ Part 2: Operations - Multiplication, Division & Estimation

247 rounds to _______ and 32 rounds to _______

Estimated answer: _______ × _______ = _______

a) 3,847 = _______

b) 12,351 = _______

c) 7,050 = _______

📐 Part 3: Algebraic Expressions

a) 4x + 3x - 5x + 6 = _______

b) 7y + 2 - 3y + 5 = _______

c) 5a + 2b - 3a + 4b = _______

a) 2(x + 3) = _______

b) 5(2y - 4) = _______

c) 3(a + 2b) = _______

⚖️ Part 4: Solving Linear Equations

a) x + 7 = 15

b) 3y = 21

a) 2x + 5 = 13

b) 4t - 7 = 9

"Five times a number plus 3 equals 18. Find the number."

Equation: _______________________

Answer: The number is _______

🎯 Part 5: Mathematical Vocabulary

a) To solve an equation, we use _______ operations.

b) We can _______ an expression by collecting like terms.

c) In 10³, the number 3 is called an _______.

d) _______ helps us check if our answer is reasonable.

🧠 Part 6: Problem Solving Challenge

Write an equation: _______________________

Answer: Sarah bought _______ books.