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Anonymous
21/77 in simplest form is 3/11, because both 21 and 77 are divisible by 7.
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Expressed as a proper fraction in its simplest form, by dividing the numerator and denominator by 7, 21/77 is equal to 3/11 or three elevenths.
84/100 in its simplest form is 21/25
3/7
3/4
1/3
21/5 is the simplest form.