Subtract 6/60 from 21/16, Solve 1 5/16

Subtract 6/60 from 21/16

1^st number: 1 5/16, 2^nd number: 6/60

21/16 - 6/60 is 97/80.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 60 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 16 × 15 = 240,
21/16 = 21 × 15/16 × 15 = 315/240
Likewise, for the 2nd fraction, since 60 × 4 = 240,
6/60 = 6 × 4/60 × 4 = 24/240
Subtract the two like fractions:
315/240 - 24/240 = 315 - 24/240 = 291/240
After reducing the fraction, the answer is 97/80
In mixed form: 117/80

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