Back to Tutor Intake Assessment: The Number System

7.NS Tutor Intake — Rational Number Operations

This short check helps your tutor understand where to start. Answer each question without help. If you're not sure, give your best try — the goal is to find what to work on together, not to grade you.

Grade 7·10 problems·~16 min·Common Core Math - Grade 7·domain·7-ns
Work through problems with immediate feedback
A

Concepts

1.

Which pair of numbers are additive inverses (opposites)?

2.

Which expression is equivalent to 8(5)8 - (-5)?

3.

Which fraction produces a terminating decimal when converted by
long division?

B

Procedures

1.

What is the distance between 7-7 and 44 on the number line?
Enter a positive number.

2.

Calculate: (6)×(32)(-6) \times (-\tfrac{3}{2}). Enter your answer as a
fraction or decimal.

3.

Calculate: 34÷38\dfrac{-3}{4} \div \dfrac{3}{8}. Enter your answer as
a fraction or decimal.

4.

Calculate: 2.5+34(1)-2.5 + \dfrac{3}{4} - (-1). Enter your answer as a
fraction or decimal.

C

Applications

1.

A diver descends at a rate of 3-3 meters per minute for 44
minutes. Which expression and value represent the diver's change
in depth?

2.

The temperature drops by $4°$ every hour for 3 hours. Which
expression gives the total temperature change?

3.

At 6 a.m., the temperature is 8°C-8°\text{C}. By noon it rises
$11°\text{C}$, then by 6 p.m. it drops $5°\text{C}$. What is the
temperature at 6 p.m.? Enter a number with the degree sign (e.g.,
3°-3°).

0 of 10 answered