Subtract 70/60 from 45/7, Solve 6 3/7

Subtract 70/60 from 45/7

1^st number: 6 3/7, 2^nd number: 1 10/60

45/7 - 70/60 is 221/42.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 7 × 60 = 420,
45/7 = 45 × 60/7 × 60 = 2700/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
70/60 = 70 × 7/60 × 7 = 490/420
Subtract the two like fractions:
2700/420 - 490/420 = 2700 - 490/420 = 2210/420
After reducing the fraction, the answer is 221/42
In mixed form: 511/42

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