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Free Playing with Numbers Help Videos - Just for Fun

Browse through our collection of Free Playing with Numbers videos in the Just for Fun help category. To access the math help videos, please sign up for a free MathVids.com account. If the lesson you would like is not available, suggest a lesson to us.

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How To Memorize The Quadratic Formula (Playing with Numbers)
How To Memorize The Quadratic Formula preview image This lesson will show you how to memorize the quadratic formula (or any formula) easily. To download the cheat-sheet visit...
  • Currently 4.0/5 Stars.
55 views, 1 rating
by AndyClick (1)
College Professor
00:05:33
Hindu-Arabic or Indian Numerals (Playing with Numbers)
Hindu-Arabic or Indian Numerals preview image Shows the original Arabic numerals and the code for how it was obvious what each numeral stood for. Videos by...
  • Currently 3.0/5 Stars.
236 views, 3 ratings
by YourMathGal (337)
College Professor
00:02:43
Fun Pattern squaring numbers whose digits are all ones (Playing with Numbers)
Fun Pattern squaring numbers whose digits are all ones preview image A fun pattern for multiplying numbers by themselves (squaring) if all its digits are 1....like 11 x 11 or 11111...
  • Currently 3.0/5 Stars.
136 views, 5 ratings
by YourMathGal (337)
College Professor
00:02:50
Ex 3 - Squaring numbers ending with 5 (Playing with Numbers)
Ex 3 - Squaring numbers ending with 5 preview image Free Math shortcut to Square numbers ending with 5 from LazyMaths.com Try http://www.LazyMaths.com for hundreds of Speed Math shortcuts and...
  • Currently 3.0/5 Stars.
331 views, 2 ratings
by LazyMaths (24)
00:01:04
Ex 2 - Squaring numbers ending with 5 (Playing with Numbers)
Ex 2 - Squaring numbers ending with 5 preview image Free Math shortcut to Square numbers ending with 5 from LazyMaths.com Try http://www.LazyMaths.com for hundreds of Speed Math shortcuts and...
  • Currently 3.0/5 Stars.
68 views, 2 ratings
by LazyMaths (24)
00:01:04
Ex 1 - Squaring numbers ending with 5 (Playing with Numbers)
Ex 1 - Squaring numbers ending with 5 preview image Free Math shortcut to Square numbers ending with 5 from LazyMaths.com Try http://www.LazyMaths.com for hundreds of Speed Math shortcuts and...
  • Currently 3.0/5 Stars.
75 views, 2 ratings
by LazyMaths (24)
00:01:04
Ex 3 - Subtracting from multiples of 10 (Playing with Numbers)
Ex 3 - Subtracting from multiples of 10 preview image Free Math shortcut to Subtract from multiples of 10 from LazyMaths.com Try http://www.LazyMaths.com for hundreds of Speed Math shortcuts and...
  • Currently 3.0/5 Stars.
95 views, 2 ratings
by LazyMaths (24)
00:01:11
Ex 2 - Subtracting from multiples of 10 (Playing with Numbers)
Ex 2 - Subtracting from multiples of 10 preview image Free Math shortcut to Subtract from multiples of 10 from LazyMaths.com Try http://www.LazyMaths.com for hundreds of Speed Math shortcuts and...
  • Currently 3.0/5 Stars.
43 views, 2 ratings
by LazyMaths (24)
00:01:18
Ex 1 - Subtracting from multiples of 10 (Playing with Numbers)
Ex 1 - Subtracting from multiples of 10 preview image Free Math shortcut to Subtract from multiples of 10 from LazyMaths.com Try http://www.LazyMaths.com for hundreds of Speed Math shortcuts and...
  • Currently 3.0/5 Stars.
70 views, 2 ratings
by LazyMaths (24)
00:01:18
Ex 3 - Dividing numbers by 5 (Playing with Numbers)
Ex 3 - Dividing numbers by 5 preview image Free Math shortcut to Divide numbers by 5 from LazyMaths.com Try http://www.LazyMaths.com for hundreds of Speed Math shortcuts and Smart...
  • Currently 3.0/5 Stars.
87 views, 2 ratings
by LazyMaths (24)
00:00:52
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