<-----------!---------!----------------------> -1 0.76 9/10 0 1 Now, look carefully at the number line above, and see where your numbers, 0.76 and 0.9 have been drawn. There are two ways of comparing these numbers using the number line:
First way: notice that 0.76 is to the left of .9. This means that 0.76 is smaller than 0.9 (because smaller numbers are always to the left).
Second way: notice that 0.9 is to the right of 0.76. This means that 0.9 is larger than 0.76 (because larger numbers are always to the right).
So, there are two ways to answer your question about how these number compare:
1st question As the denominator are same compare the numerator as 6>4.....6/7>4/7