Subtract 7/90 from 98/14, Solve 7 0/14

Subtract 7/90 from 98/14

1^st number: 7 0/14, 2^nd number: 7/90

98/14 - 7/90 is 623/90.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 14 × 45 = 630,
98/14 = 98 × 45/14 × 45 = 4410/630
Likewise, for the 2nd fraction, since 90 × 7 = 630,
7/90 = 7 × 7/90 × 7 = 49/630
Subtract the two like fractions:
4410/630 - 49/630 = 4410 - 49/630 = 4361/630
After reducing the fraction, the answer is 623/90
In mixed form: 683/90

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