English | 2009 | PDF | 6.5 MB
The Secrets of Ancient Mental Mathematics Revealed!The answer is in two parts: 56 and 25.
The last part is always 25.
The first part is the first number, 7, multiplied by the number “one more”, which is 8:
so 7 x 8 = 56
and many more fun stuff worth to know
HotiFile
The Secrets of Ancient Mental Mathematics Revealed!The answer is in two parts: 56 and 25.
The last part is always 25.
The first part is the first number, 7, multiplied by the number “one more”, which is 8:
so 7 x 8 = 56
and many more fun stuff worth to know
HotiFile
