Understanding Fractions and Calculators

Understanding Fractions and Calculators

Assessment

Interactive Video

Mathematics

7th - 8th Grade

Hard

Created by

Amelia Wright

FREE Resource

The video tutorial covers solving one-step equations by using inverse operations, specifically focusing on multiplying and dividing by four. It discusses the limitations of relying on calculators for solving equations and emphasizes the importance of understanding manual calculations. The tutorial also explains how to convert mixed numbers into improper fractions and perform calculations without a calculator. The session concludes with a demonstration of final calculations and a reminder of the importance of mastering these skills.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving a one-step equation?

Add the same number to both sides

Multiply both sides by zero

Perform the opposite operation to isolate the variable

Divide both sides by the variable

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to not rely solely on calculators for solving equations?

Calculators are too expensive

They may not be allowed in exams

They can solve equations automatically

They are not user-friendly

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the process to convert a mixed numeral to an improper fraction?

Multiply the whole number by the denominator and add the numerator

Add the whole number to the fraction

Subtract the numerator from the whole number

Divide the whole number by the fraction

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you simplify a fraction by cancellation?

Subtract the denominator from the numerator

Divide both the numerator and denominator by their greatest common divisor

Add the numerator and denominator

Multiply the numerator and denominator by the same number

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of simplifying 43/8 multiplied by 4?

21.5

22

20.5

23

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the benefit of converting results back to mixed numerals?

It is a rule in all math exams

It makes the result easier to understand

It is required by all math teachers

It complicates the calculation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you verify your manual calculations using a calculator?

By using the mixed numeral button

By using the memory function

By using the graphing function

By using the solve button

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