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Subtracting Multi-Digit Numbers

Subtracting Multi-Digit Numbers

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Author: Rachel Casto
Description:

I can subtract whole numbers less than or equal to 1,000,000 using the standard algorithm.

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Tutorial

Key Vocabulary

place value-the value of where a digit is in a number
     **4th grade expectation-->ones, tens, hundreds, thousands, ten thousands, hundred thousands, millions

difference-the result or answer to a subtraction problem

regrouping-reorganizing the formation of a group; used in addition when "carrying" over to the next column; used in subtraction when "borrowing" from the next column

Below you will find resources to help students subtract multi-digit numbers, with and without regrouping ("borrowing").

WITHOUT REGROUPING and GENERAL SUBTRACTION

Estimate Sums and Differences 
(Source: StudyJams)

Relate Addition and Subtraction 
(Source: StudyJams)

Add and Subtract Without Regrouping 
(Source: StudyJams)

Subtract Using Open Number Line
(Source:  Learn Zillion)

REGROUPING

Basic Regrouping 
(Source: Khan Academy)

Subtract Using Standard Algorithm
(Source:  Learn Zillion)

Regrouping 
(Source: Khan Academy)

Regrouping Twice 
(Source: Khan Academy)

Across Zeroes 
(Source: Khan Academy)

Subtraction With Regrouping
(Source: StudyJams)

Subtraction With and Without Regrouping

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Subtraction With Regrouping (Across Zeroes, too)

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