Lesson: Introduction to Fractions

Presentation

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Mathematics

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9th Grade

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Practice Problem

•

Medium

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CCSS

3.NF.A.3B, 3.NF.A.1, 6.EE.B.6

Standards-aligned

Christopher Gassler

Used 140+ times

FREE Resource

6 Slides • 9 Questions

Multiple Choice

Do you have your phone in the box, notebook out, and ready to take notes?

(you will need to take a picture and upload it at the end)

YES I have my notebook out

No, I know it means a bad grade

Introduction to Fractions

Objective: Understand equivalent fractions

Multiple Choice

What fraction of the rectangle is shaded?

$\frac{3}{4}$

$\frac{1}{4}$

$\frac{1}{3}$

$\frac{4}{3}$

Fraction Basics

a fraction has a NUMERATOR and a DENOMINATOR

The small piece

The whole thing

Fraction Basics

Express each piece as a fraction

Math Response

Write a fraction that represents the pink part of the circle.

Type answer here

Deg^°

Rad

Match

Match the fraction with the correct circle.

$\frac{1}{4}$

$\frac{1}{3}$

$\frac{3}{4}$

$\frac{1}{5}$

$\frac{3}{5}$

EQUIVALENT FRACTIONS

represent the SAME AMOUNT of the whole thing

What can we do to the first fraction to make it equal to the second fraction?

EXAMPLE

Create a fraction equivalent to the one below.

examples of answers will be on the next slide

Some answers to the previous question

Math Response

Rewrite the given fractions as equivalent fractions given the indicated denominator.

$\frac{3}{7}=\frac{?}{21}$

Type answer here

Deg^°

Rad

Math Response

Rewrite the given fractions as equivalent fractions given the indicated denominator.

$\frac{?}{9}=\frac{14}{18}$

Type answer here

Deg^°

Rad

Match

Match the following equivalent fractions.

$\frac{12}{24}$

$\frac{3}{12}$

$\frac{18}{27}$

$\frac{15}{20}$

$\frac{12}{15}$

$\frac{1}{2}$

$\frac{1}{4}$

$\frac{2}{3}$

$\frac{3}{4}$

$\frac{4}{5}$

Multiple Select

Which fractions below are equivalent to $\frac{3}{8}$ ?

(more than one answer)

$\frac{6}{16}$

$\frac{15}{40}$

$\frac{5}{10}$

$\frac{9}{17}$

$\frac{31}{81}$

Open Ended

Take a picture of the notes you took for this lesson.

Type response here

Do you have your phone in the box, notebook out, and ready to take notes?

(you will need to take a picture and upload it at the end)

YES I have my notebook out

No, I know it means a bad grade

Show answer

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MULTIPLE CHOICE

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