504
yo ,moma
All those numbers are mutually prime (5 and 7 are prime, full stop), so the least common denominator is 5x7x8x9.
The LCD or LCM is 504
common denominator of eight and nine
504
yo ,moma
All those numbers are mutually prime (5 and 7 are prime, full stop), so the least common denominator is 5x7x8x9.
The LCD or LCM is 504
common denominator of eight and nine
the common denominator for 9/8 and 7/20 is 40. (45/40 and 14/40)
If you are refering 8 and 9 as whole numbers then the answer is 1... but if you mean that 8 and 9 are the denominators on a fraction than the common denominator is 72.
The common denominator of 5 over 8 and 4 over 9 is 72.
9/10 is bigger than 7/8 The Least Common Denominator of 8 and 10 is 40. 7/8 = 35/40 9/10 = 36/40 thus, 9/10 > 7/8
The least common denominator (LCD) is 630.
9
693