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Subtraction

Elementary Math
Elementary Math – Advanced
Elementary Science
Pre Algebra
Algebra 1
Stories
American History

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Elementary Math
Elementary Math – Advanced
Elementary Science
Pre Algebra
Algebra 1
Stories
American History

Subtraction

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Course Content

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Subtraction without borrowing

Subtract 1 digit numbers with pictures and fingers 6 Lessons

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Unit Content

0% Complete 0/6 Steps

Subtraction introduction

Subtraction with pictures and fingers

Practice – Subtract using fingers and pictures

Subtraction by counting up

Example – Subtraction by counting up

Practice – Subtraction by counting up

Subtract from a 2 digit number 5 Lessons

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Unit Content

0% Complete 0/5 Steps

How to subtract from a 2 digit number

Extremely important 1 – Numbers must align by place value

Extremely important 2 – Order of numbers cannot be changed in subtraction

Practice – Subtract from a 2 digit number ( 12 problems)

Practice – Subtract from a 2 digit number ( 12 more problems)

Subtract 2 digit numbers from 2 digit numbers 5 Lessons

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Unit Content

0% Complete 0/5 Steps

How to subtract 2 digit numbers from 2 digit numbers

Example – subtract 2 digit numbers from 2 digit numbers

How to check if your answer is correct

Practice – subtract 2 digit numbers from 2 digit numbers (10 problems)

Practice – subtract 2 digit numbers from 2 digit numbers (10 more problems)

Subtract multi digit numbers 2 Lessons

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Unit Content

0% Complete 0/2 Steps

Example and Practice – Subtract multi digit numbers

Practice – Subtract a few more multi digit numbers

Subtraction with Borrowing

Subtract 1 digit numbers by borrowing from neighbor 4 Lessons

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Unit Content

0% Complete 0/4 Steps

How to subtract a number by borrowing

Example – Subtract a number by borrowing

Practice – Subtract a number by borrowing

Practice – Subtract a few more numbers by borrowing

Subtract 2 digit numbers by borrowing from neighbor 5 Lessons

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Unit Content

0% Complete 0/5 Steps

How to subtract a 2 digit number by borrowing

Example – subtract a 2 digit number by borrowing

Practice – subtract a 2 digit number by borrowing

Subtract a 2 digit number from a 3 digit number

Practice – Subtract a 2 digit number from a 3 digit number

Subtract from hundreds and thousands ( example 3000 – 27 = ?) 4 Lessons

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Unit Content

0% Complete 0/4 Steps

Subtract from tens

Subtract from hundreds

Subtract from thousands

Practice – Subtract from hundreds and thousands

Subtract multi digit numbers by borrowing a one from neighbor 2 Lessons

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Unit Content

0% Complete 0/2 Steps

Example – Subtract multi digit numbers

Practice – Subtract multi digit numbers

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