# 7.NS.A.1b / 7.NS.A.1c - Addition and Subtraction of Rational Numbers (Part 1 of 2)

## By MathwithMrAlmeida

Watch Mr. Almeida fully explain how to add and subtract rational numbers using vectors and the concept of a number line.  # Additive inverse and distance between two points on a number line

## By Don't Memorise

Absolute value of their difference  # Rational Numbers As Quotients of Integers

## By Anil Kumar

every quotient of integers is a rational number.  # Multiplying and dividing negative numbers

## By Khan Academy

Find the product of numbers with different signs.  # Multiplying and dividing negative numbers

## By Khan Academy

Use the distributive property to understand the products of negative numbers.  # Multiplying and dividing negative numbers

## By Khan Academy

Learn some rules of thumb for multiplying positive and negative numbers.  # Multiplying and dividing negative numbers

## By Khan Academy

Discover the basics of dividing with negative numbers.ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½  # Multiplying and dividing negative numbers

## By Khan Academy

Use the repeated addition model of multiplication to give an understanding of multiplying negative numbers.  # Dividing mixed numbers

## By Khan Academy

Dividing Mixed Numbers  # Comparing rational numbers

## By Khan Academy

U09_L1_T3_we4 Comparing Rational Numbers  # Division of Rational Numbers

## By Khan Academy

This video walks through the division of 4-5 rational numbers and includes a word problem.  # Order of operations with negative numbers

## By Khan Academy

Simplify this tricky expression using the order of operations. ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ Expression include negative numbers and exponents.  # Order of operations with negative numbers

## By Khan Academy

Work through another challenging order of operations example with only positive numbers.  # Order of operations with negative numbers

## By Khan Academy

This example clarifies the purpose of order of operations: to have ONE way to interpret a mathematical statement.  # Fractional Exponent Expressions 2

## By Khan Academy

Fractional Exponent Expressions 2. All Khan Academy content is available for free at www.khanacademy.org  # Converting fractions to decimals

## By Khan Academy

Sometimes when you convert a fraction to a decimal you have to do some long division and rounding.  # Converting fractions to decimals

## By Khan Academy

This is a great example of converting a fraction to a decimal. Use a scratch pad so you can follow along.  # Converting fractions to decimals

## By Khan Academy

How to express a fraction as a decimal  # Comparing rational numbers

## By Khan Academy

Converting fractions to decimals sometimes requires us to brush up on our long division skills. We'll walk you through it.  # Classifying numbers

## By Khan Academy

Learn how to classify numbers as whole numbers, integers, rational numbers, and irrational numbers.   