# Fractions YouTube Lecture Handouts

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Watch Video Lecture on YouTube: Fractions - 4 Speed Tricks & 3 Typical Word Problems

Fractions - 4 Speed Tricks & 3 Typical Word Problems

TRICK 1: For adding, subtracting, comparing unlike fractions (with different denominators) - Do not take LCM or do Cross Multiplication TRICK 2: Factorize ALL numerators & denominators TOGETHER of fractions involved in multiplication or division TRICK 3: Knowing when to convert fractions to decimals TRICK 4: Reciprocals for comparison

## Fractions “Interesting” Numbers?

## Part of Whole

## Fractions on Number Line

## Terms

Numerator

Denominator

Reciprocal

Equivalent Fractions

Like Fractions

Unit Fractions

## Adding/Subtracting/Comparing like Fractions

## Adding/Subtracting/Comparing Unlike Fractions

## Adding/Subtracting/Comparing Unlike Fractions

## Multiplying Fractions

## Division- Invert (Reciprocal) and Multiply

## Proper, Improper ⇿ Mixed Fractions

## Sample Problems

Eight people are planning to share equally the cost of a rental car, if one person withdraws from the arrangement and the others share equally the entire cost of the car, then the share of each of the remaining persons increased by

## Sample Problems

2 trees are growing side-by-side. One grows at 3/5 of the other. In 4 years total growth of the trees is 8 ft. what growth will smaller tree have in 2 years?

## One Tricky but Common Problem

, . Find the smallest

## Coming Next

Unitary Method

Rates

Work Done

Pipes and Cisterns

Speed!

-Mayank