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1. Math Shortcut to Tell if a Number is Divisible by 6 (Rule #3)
(Matching tags: Division Shortcut,Mathematics,Math Shortcut,Division,Math Trick)

Written by Andrew B. Bartels, October 2011   Rule #3 for Division by 6, high magnitude method (see also Rule #1 or Rule #2 for alternate methods): A number is evenly divisible by 6 if the ...

2. Math Shortcut to Tell if a Number is Divisible by 6 (Rule #2)
(Matching tags: Division Shortcut,Mathematics,Math Shortcut,Math Trick,Division)

Written by Andrew B. Bartels, October 2011   Rule #2 for Division by 6, low magnitude method (see Rule #1 or Rule #3 for alternate methods): A number is evenly divisible by 6 if the sum ...

3. Math Shortcut to Tell if a Number is Divisible by 5
(Matching tags: Math Trick,Division,Division Shortcut,Mathematics,Math Shortcut)

Written by Andrew B. Bartels, October 2011   Rule for Division by 5: A number is evenly divisible by 5 if the last digit is either 0 or 5.   Example 1: Number: 580 The last ...

4. Math Shortcut to Tell if a Number is Divisible by 6 (Rule #1)
(Matching tags: Math Trick,Division,Mathematics,Math Shortcut,Division Shortcut)

Written by Andrew B. Bartels, October 2011   Rule #1 for Division by 6 (see Rule #2 and Rule #3 for alternate methods): A number is evenly divisible by 6 if it passes both the test ...

5. Math Shortcut to Tell if a Number is Divisible by 3 (Rule #2)
(Matching tags: Division,Division Shortcut,Math Shortcut,Math Trick,Mathematics)

Written by Andrew B. Bartels, October 2011   Rule #2 for Division by 3 (also see Rule #1): A number is evenly divisible by 3 if: ((quantity of digits 2, 5, and 8) - (quantity of digits 1, 4, ...

6. Math Shortcut to Tell if a Number is Divisible by 4
(Matching tags: Mathematics,Math Trick,Division,Division Shortcut,Math Shortcut)

Written by Andrew B. Bartels, October 2011   Rule for Division by 4: A number is evenly divisible by 4 if the double of the tens digit plus the ones digit is evenly divisible by 4.   ...

7. Math Shortcut to Tell if a Number is Divisible by 3 (Rule #1)
(Matching tags: Math Shortcut,Division Shortcut,Math Trick,Mathematics,Division)

Written by Andrew B. Bartels, October 2011   Rule #1 for Division by 3 (also see Rule #2 for very large numbers): A number is evenly divisible by 3 if the sum of the digits are evenly divisible ...

8. Math Shortcut to Tell if a Number is Divisible by 2
(Matching tags: Division Shortcut,Mathematics,Math Shortcut,Math Trick,Division)

Written by Andrew B. Bartels, October 2011   Rule for Division by 2: A number is evenly divisible by 2 if the last digit of the number is even.  A number is not evenly divisibly by 2 if ...