What is the common denominator for 14/25 and 10/21

To start off, let us find the least common multiple of 25 and 21.

25=5 to the power of 2(which means 5*5)

21= 3*7

So, the lcm is 5*5*3*7(25*21).

Which results in the answer being 525.

the answer would be 1 1/72

step-by-step explanation:

you can rewrite the equation by separating the parts and then solving individually:

10-9=1

1/8 - 1/9=

find l c d and then combine:

1 1/72