Lesson: Introduction to Fractions

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

Correct Answer: \frac{2}{3}

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

Correct Answer: 9

Deg^°

Rad

Math Response

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

$$\frac{?}{9}=\frac{14}{18}$$  

Type answer here

Correct Answer: 7

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.