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PPT – Fractions N.S. 1.2 PowerPoint presentation | free to download - id: 6ce3ae-ZDUwM

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Fractions N.S. 1.2

DO NOW (3 mins)PKB (Prior Knowledge Box)

Topic Fractions Misconceptions

Complete this side only. List anything that you know about the above topic.

Copy everything in RED

STANDARD- 7N.S. 1.2 ADD, SUBTRACT, MULTIPLY, AND

DIVIDE FRACTIONS.

OBJECTIVE- HUSKIES WILL BE ABLE TO ILLUSTRATE

HOW TO ADD, SUBTRACT, MULTIPLY, AND DIVIDE

LIKE/UNLIKE FRACTIONS.

Vocabulary

ADDING/ SUBTRACTING LIKE FRACTIONS

- Add/subtract numerators and then reduce

(simplify) fraction.

Example 1

ADDING/ SUBTRACTING UNLIKE FRACTIONS

- Find the LCM and then change fractions into

like fractions and add/ subtract numerators,

then reduce.

Example 2

Example 3

Multiplying fractions

- Multiply the numerators and then multiply the

denominators. Then reduce.

Example 4

Example 5

Dividing fractions

- Flip the second fraction (reciprocal). Then

multiply the numerators and then multiply the

denominators. Then reduce.

Example 6

PKB (Prior Knowledge Box)

Topic Fractions Misconceptions

What did you learn? What do you need to study/ practice?

Station Overview (30 mins per station)

- Collaborative- (P) Fraction worksheets (Bring up

for a check after question 5). - Direct- White board practice work with Ms.

Ahumibe.

Direct Station

- Google- adding and subtracting fraction games

(first link) Reducing fractions game (second

link) - http//www.math-play.com/adding-and-subtracting-fr

actions-game.html - http//www.mathplayground.com/fractions_reduce.htm

l

So what does it look like on the Cahsee?

Agenda

- Homework-Worksheet c-41 and c-67
- (DUE P.1,3,5- Mondays and Thursday. P.2,4,6-

Tuesdays and Fridays)