Exploring Rational Expressions: Addition and Subtraction Techniques

Exploring Rational Expressions: Addition and Subtraction Techniques

Assessment

Interactive Video

Mathematics

6th - 10th Grade

Hard

CCSS
5.NF.B.6, 7.NS.A.1D, 7.NS.A.1C

+5

Standards-aligned

Created by

Olivia Brooks

FREE Resource

Standards-aligned

CCSS.5.NF.B.6
,
CCSS.7.NS.A.1D
,
CCSS.7.NS.A.1C
CCSS.7.NS.A.2A
,
CCSS.5.NBT.B.7
,
CCSS.5.NBT.B.6
,
CCSS.6.NS.A.1
,
CCSS.6.NS.B.2
,
The video tutorial provides reminders and tips for working with rational numbers, focusing on multiplying and dividing. It reviews operations with decimals and fractions, emphasizing the importance of fluency. Key points include not lining up decimals for multiplication, adjusting decimal points for division, and converting whole and mixed numbers to fractions. The tutorial concludes with encouragement for students to seek help if needed and to practice for fluency.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the main topics covered this week?

Solving algebraic equations

Adding and subtracting rational numbers

Multiplying and dividing rational numbers

Graphing linear equations

Tags

CCSS.7.NS.A.1C

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you determine the sign of the result when multiplying or dividing rational numbers?

By the number of positive numbers

By the number of negative numbers

By the sum of the numbers

By the product of the numbers

Tags

CCSS.7.NS.A.2A

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When multiplying decimals, should you line up the decimal points?

No, never

Yes, but only for whole numbers

No, only when adding or subtracting

Yes, always

Tags

CCSS.5.NBT.B.7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you do to the divisor when dividing decimals?

Move the decimal point to make it a whole number

Leave it as it is

Add a zero to the end

Subtract a zero from the end

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Do you need a common denominator when multiplying fractions?

No, never

No, only when adding or subtracting

Yes, always

Yes, but only for mixed numbers

Tags

CCSS.5.NF.B.6

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step when multiplying mixed numbers?

Find a common denominator

Convert them to improper fractions

Add the fractions

Divide the fractions

Tags

CCSS.5.NF.B.6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does 'keep, change, flip' refer to?

Dividing fractions

Adding fractions

Subtracting fractions

Multiplying fractions

Tags

CCSS.6.NS.A.1

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