Categories
Checking Answers Checking Division Speed Math

[Speed Math] CHECKING DIVISION

Here’s an example of a SPEED MATH shortcut for CHECKING DIVISION: (Check) Div from the CHECKING ANSWERS category.

Make sure to check out SEED NUMBER CONCEPT to understand how Seed numbers are calculated.

Checking Division

When can I use this method?

For checking any Division.

This method can also be used to check problems with a combination of additions and subtractions, multiplication and division also.

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pdf Download Practice sheet for CHECKING DIVISION

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Notes –

  1. Make sure to check out SEED NUMBER CONCEPT to understand how Seed numbers are calculated.
  2. The answer to be verified should be written in the form → Dividend = Quotient x Divisor + Remainder.
  3. Any time you come across a seed number values greater than 1-digit, reduce it to a single digit value using the seed number concept.
  4. Any time you come across a negative (-ve) seed number; add 9 to it to get is positive (+ve) value. Do the same if the seed number is = 0.
  5. It is the fastest and easiest way to verify your answers.

Related Shortcuts –

Checking Multiplication : (Check) Mul

Checking Addition : (Check) Add

Checking Subtraction : (Check) Sub


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Categories
Checking Answers Checking Multiplication Speed Math

[Speed Math] CHECKING MULTIPLICATION

Here’s an example of a SPEED MATH shortcut for CHECKING MULTIPLICATION: (Check) Mul from the CHECKING ANSWERS category.

Make sure to check out SEED NUMBER CONCEPT to understand how Seed numbers are calculated.

Checking Multiplication

When can I use this method?

For checking any Multiplication.

This method can also be used to check multiplication of more than 2 numbers.

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pdf Download Practice sheet for CHECKING MULTIPLICATION

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Notes –

  1. Make sure to check out SEED NUMBER CONCEPT to understand how Seed numbers are calculated.
  2. Any time you come across a seed number values greater than 1-digit, reduce it to a single digit value using the seed number concept.
  3. It is the fastest and easiest way to verify your answers.

Related Shortcuts –

Checking Division : (Check) Div

Checking Addition : (Check) Add

Checking Subtraction : (Check) Sub


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Categories
Checking Answers Checking Subtraction LazyMaths Speed Math

[Speed Math] CHECKING SUBTRACTION

Here’s an example of a SPEED MATH shortcut for CHECKING SUBTRACTION: (Check) Sub from the CHECKING ANSWERS category.

Make sure to check out SEED NUMBER CONCEPT to understand how Seed numbers are calculated.

Checking Subtraction

When can I use this method?

For checking any Subtraction.

This method can also be used to check problems with a combination of additions and subtractions also.

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pdf Download Practice sheet for CHECKING SUBTRACTION

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Notes –

  1. Make sure to check out SEED NUMBER CONCEPT to understand how Seed numbers are calculated.
  2. Any time you come across a seed number values greater than 1-digit, reduce it to a single digit value using the seed number concept.
  3. Any time you come across a negative (-ve) seed number; add 9 to it to get is positive (+ve) value. Do the same if the seed number is = 0.
  4. It is the fastest and easiest way to verify your answers.

Related Shortcuts –

Checking Division : (Check) Div

Checking Multiplication : (Check) Mul

Checking Addition : (Check) Add


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Categories
Checking Addition Checking Answers Speed Math

[Speed Math] CHECKING ADDITION

Here’s an example of a SPEED MATH shortcut for CHECKING ADDITION: (Check) Add from the CHECKING ANSWERS category.

Make sure to check out SEED NUMBER CONCEPT to understand how Seed numbers are calculated.

Checking Addition

When can I use this method?

For checking any Addition.

This method can also be used to check additions of more than 2 numbers.

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pdf Download Practice sheet for CHECKING ADDITION

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Notes –

  1. Make sure to check out SEED NUMBER CONCEPT to understand how Seed numbers are calculated.
  2. Any time you come across a seed number values greater than 1-digit, reduce it to a single digit value using the seed number concept.
  3. It is the fastest and easiest way to verify your answers.

Related Shortcuts –

Checking Division : (Check) Div

Checking Multiplication : (Check) Mul

Checking Subtraction : (Check) Sub


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Categories
Checking Addition Checking Answers Checking Division Checking Multiplication Checking Subtraction Speed Math

[Speed Math] SEED NUMBER CONCEPT

The concept of SEED NUMBERS has to be learned before you learn how to CHECK YOUR ANSWERS without redoing the problem.

Icon Check

When can I use this method?

This is a concept used for Checking Addition, Subtraction, Multiplication & Division

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Notes –

  1. All numbers have a seed number
  2. Use the seed number to verify your answer

Related Shortcuts –

Checking Division : (Check) Div

Checking Multiplication : (Check) Mul

Checking Subtraction : (Check) Sub

Checking Addition : (Check) Add


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