6/7 - 2/7 = 4/7
7/13 + 2/7 = 75/91
It is: 23/7
2 over 7 and 12 over 42
7 over 8
In fractions, 7/9-2/9 is 5/9.
to get the equivalent fractions:multiply the given fractions by 2/2, 3/3, 4/4, ...2 equivalent fractions of 5/7= 10/14, 15/21
To divide fractions, you invert the second fraction and multiply. In this case, 1/7 divided by 1/2 is the same as 1/7 multiplied by 2/1 (inverting 1/2). Multiplying these fractions gives you 2/7 as the result.
put 2 over 2 2/2=2 so you can do this with out effecting the answer so you have 2/2 divided by 2/7 to divide fractions you multiply by the flipped version of one of the fractions like this.... 2/2 multiplied by 7/2=2/2 divided by 2/7
2 over 9 or 4 over 7
2 2/7 (mixed). 16/7 is already improper.
Multiply the top and the bottom of the fraction by the same number and you will get an equivalent fraction. For example 7*2 over 8*2 is 14 over 16 which is equivalent to 7 over 8. Do the same with 3,4,5 and 6 in place of the 2 and you will get five equivalent fractions!