Categories

## [Speed Math] DIVIDING 2-DIGIT NUMBER BY 9

Here’s an example of a SPEED MATH shortcut for DIVIDING 2-DIGIT NUMBER BY 9: (Div) Nd9(2d) from the DIVISION category.

### When can I use this method?

For dividing any 2-digit number by 9.

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### Notes –

1. When the sum of the 2 digits is ≥ 9, further divide the sum using this method until you get the sum < 9. Add each Quotient you get along the way to get the final Quotient.
2. If the sum of the 2 digits is = 9, add 1 to the Quotient and the Remainder becomes 0.

### Related Shortcuts –

None

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Categories

## [Speed Math] DIVIDING BY 9

Here’s an example of a SPEED MATH shortcut for DIVIDING BY 9: (Div) Nd9 from the DIVISION category.

### When can I use this method?

For dividing any number by 9.

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[tubepress mode=”playlist” playlistValue=”PLngU_U4dGjQem3UhWohd_-MGNl42loS3n”]

### Notes –

1. Notice the way the computed numbers are added.
2. Use the shortcut N÷9(2d) to get the Balance Quotient and Final Remainder.

### Related Shortcuts –

Dividing by 11: (Div) Nd11

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Categories

## [Speed Math] DIVIDING NUMBERS USING MULTIPLICATION

Here’s an example of a SPEED MATH shortcut for DIVIDING NUMBERS USING MULTIPLICATION: (Div) NdM(Mu) from the DIVISION category.

### When can I use this method?

For dividing any number by any other number provided the numbers can be simplified to ‘easy’ numbers for division by multiplying a common number.

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### Notes –

1. Remember to use a common (same) multiplying number on both the terms.
2. Try using the Aliquots of numbers to quickly find the common multiplying factor.

### Related Shortcuts –

None

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Categories

## [Speed Math] DIVIDING NUMBERS USING FACTORING

Here’s an example of a SPEED MATH shortcut for DIVIDING NUMBERS USING FACTORING: (Div) NdM(Ft) from the DIVISION category.

### When can I use this method?

For dividing any number by any other number provided either one or both the numbers can be factorized to its prime factors. Also, there should be common factors amongst them that can be eliminated.

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### Notes –

2. Try using the Test of Divisibility to quickly find factors.

### Related Shortcuts –

None

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Categories

## [Speed Math] DIVIDING BY 5

Here’s an example of a SPEED MATH shortcut for DIVIDING BY 5: (Div) Nd5 from the DIVISION category.

### When can I use this method?

For dividing any number by 5.

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### Notes –

1. Make sure to insert the decimal correctly in the answer.

### Related Shortcuts –

Dividing by 25: (Div) Nd25

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Categories

## [Speed Math] DIVIDING BY 25

Here’s an example of a SPEED MATH shortcut for DIVIDING BY 25: (Div) Nd25 from the DIVISION category.

### When can I use this method?

For dividing any number by 25.

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[tubepress mode=”playlist” playlistValue=”PLngU_U4dGjQfptsLCJPlUA62d7pePqxwv”]

### Notes –

1. Make sure to insert the decimal correctly in the answer.

### Related Shortcuts –

Dividing by 5: (Div) Nd5

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Categories

## [Speed Math] DIVIDING BY 11

Here’s an example of a SPEED MATH shortcut for DIVIDING BY 11: (Div) Nd11 from the DIVISION category.

### When can I use this method?

For dividing any number by 11.

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[tubepress mode=”playlist” playlistValue=”PLngU_U4dGjQex7k6QlksMygC9Z5iVmSWD”]