There is no pair of perfect squares that add up to 64.
64 multiplied by 10 equals 640. All this took was to add a zero to the end of the 64 because you were dealing with 10.
The factors of 64 are 1, 2, 4, 8, 16, 32 and 64. No two of them add up to 19.
2080
Taking away - literally, rubbing/scoring it out - the amount of x2's needed to get the 16. e.g: 2x2x2x2x2x2 = 64 2x2x2x2 = 16 64/16 = 2x2x2x2x2x2 = 4 Much easier to add the sixteens until you have 64 and think back how many times you had to add.
64 add 81 = 145
64
64 itself is a square. There are no other two squares that add up to 64.
There is no pair of perfect squares that add up to 64.
You would need to add 64 to 36 in order to make 100.
There are many way to add up to 64, I give only one example: 32 + 32 = 64
36 and 64
+64%
64 multiplied by 10 equals 640. All this took was to add a zero to the end of the 64 because you were dealing with 10.
Just add 20 then add 1 eg 2142 64
What. add. up to. 14
No, because 7x9=63. Also, if you add the digits of 64, you get 10, which is not a multiple of nine.