7/3 and 28/16 are not equivalent.
7/16 is greater.
7/3 x 7/4 = (28 + 21)/12 = 49/12 or about 4.0833
28% = 28/100 = 7/25
a fraction that is equivalent to 4 and has a denominator of 7 = 28/7
28/32 is equivalent to 7/8 in its simplest form
4:28 = 1:7
14
1/7
To subtract one fifth from two thirds, first find a common denominator, which is 15. Two thirds is equivalent to 10/15, and one fifth is equivalent to 3/15. Subtracting these gives you 10/15 - 3/15 = 7/15. Therefore, two thirds subtract one fifth equals 7/15.
8
7/28 is the same as 1/4 which as a decimal is 0.25
1/4 is equivalent to 7/28; 4/7 is equivalent to 16/28; so the sum is 23/28, or 0.82 if you prefer it in decimal.