Squaring numbers made up of 1s
1.Choose a a number made up of ones (up to nine digits).
2.The answer will be a series of consecutive digits beginning with 1, up to the number of ones in the given number, and back to 1.
Example:
1.If the number is 11111, (5 digits)
2.The square of the number is 123454321. (Begin with 1, up to 5, then back to 1.)
See the pattern?
1.If the number is 1111111, (7 digits)
2.The square of the number is 1234567654321. (Begin with 1, up to 7, then back to 1.).
(This is an easy one, but it should be good for a quick example of your mental math abilities. Challenge a friend and BEAT THE CALCULATOR.)
Notes
Vedic Maths - Notes
4. Multiplying two 2 digit numbers difference of 6
Show Notes
5. Squaring a 2 digit number beginning with 1
Show Notes
6. Multiplying two 2 digit numbers difference of 4
Show Notes
10. Simple trick to remember table of 19
Show Notes
12. Square 2 Digit Number with up down Method
Show Notes
13. Multiplying two 2 digit numbers difference of 3
Show Notes
14. Squaring a 2 digit number ending in 4
Show Notes
15. Multiply any two digit number with 11
Show Notes
18. find square of a number between 50 and 60
Show Notes
19. Squaring a 2 digit number ending in 2
Show Notes
21. Likewise you can find out square of a number that is one less than the number whose square is known
Show Notes
22. Multiplying two selected 3 digit numbers middle digit 1
Show Notes
25. Digital Sums For Multiplication By Eleven
Show Notes
26. Squaring a 2 digit number ending in 3
Show Notes
30. Vertically and Crosswise To find 26 Multiplied by 31 in One Line we need to look at a Pattern
Show Notes
31. Multiplying two 2 digit numbers difference of 8
Show Notes
33. Squaring a 2 digit number ending in 1
Show Notes
34. Squaring a 2digit number ending in 8
Show Notes
35. Squaring a 2 digit number beginning with 9
Show Notes
36. Multiplying two selected 3 digit numbers middle digit 0
Show Notes
37. Lets add 1 hr and 35 minutes and 3 hr 55 minutes together
Show Notes
38. Convert Fahrenheit to Celsius and vice versa
Show Notes
39. How to multiply 123 and 321 in one go
Show Notes
40. Multiplying two 2 digit numbers difference of 10
Show Notes
41. Multiply any two numbers from 11 to 20 in your head Take 15 x 13
Show Notes
42. Multiplying two 2 digit numbers difference of 1
Show Notes
43. Squaring a 2 digit number ending in 5
Show Notes
45. The Squaring of Numbers Ending in 5
Show Notes
46. Squaring a 2 digit number ending in 9
Show Notes
47. This little math trick will show you whether a number is divisible by four or not
Show Notes
48. Multiplying two 2 digit numbers same 1st digit 2nd digits sum to 10
Show Notes
49. Squaring a 2 digit number ending in 6
Show Notes
