7.NS.A.3: Solve real-world and mathematical problems involving the four operations with rational… — Practice

Recall / Warm-Up

What is the value of $(-6) \times (-4)$ ?

$-24$

$24$

$-10$

$10$

Which decimal is equal to $\frac{1}{4}$ ?

$0.14$

$0.4$

$0.25$

$4.0$

Evaluate: $-\frac{3}{4} \div 3$ . Express as a fraction in simplest form.

Fluency Practice

A hiker's elevation decreases by $2.5$ meters per minute for $8$ minutes. What is the total change in elevation? Include the sign in your answer.

A recipe uses $\frac{3}{4}$ cup of flour per batch. How many cups of flour are needed for $2\frac{1}{2}$ batches? Express as a mixed number.

A company's total loss for the year was $-\text{\char"0024}45.50$ thousand. This loss shrank the company's cash reserve at a steady rate of $-\text{\char"0024}9.10$ thousand per quarter. Over how many quarters did the loss accumulate?

The temperature changes from $-3.5\degree$ F to $11\degree$ F. What is the temperature change in degrees Fahrenheit?

A room's temperature drops $1.25\degree$ F every hour. Which expression BEST represents the total temperature change after $6$ hours using a single operation?

$(-1.25) + (-1.25) + (-1.25) + (-1.25) + (-1.25) + (-1.25)$

$(-1.25) \times 6$

$1.25 \times 6$

$(-1.25) \div 6$

Four Operations with Rational Numbers in Real-World Problems

Recall / Warm-Up

Fluency Practice