Like and unlike fractions only make sense when you have two [or more] fractions. One fraction, such as 5/12, is always like itself.
get them to have the same demoninator. like if you have 5/6-3/4 make it 10/12-9/12. then just subtract.
equivalent fractions for 9 over 12 = 3/4, 18/24, 27/36,...
fractions equivalent to 2 over 12 = 1/6, 3/18. 4/24,...
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Improper fractions cannot become proper fractions.
Two equivalent fractions are 2 over 12, and 3 over 18. There much more equivalent fractions besides those.
Two fractions that are equivalent to 12/15 are 4/5 and 24/30.
9/12 = 3/4
2 equivalent fractions for 3 over 11 are 6 over 22 or 12 over 44.
Those fractions are in ascending order.