Subtract 45/63 from 98/60, Solve 1 38/60

Subtract 45/63 from 98/60

1^st number: 1 38/60, 2^nd number: 45/63

98/60 - 45/63 is 193/210.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 63 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 60 × 21 = 1260,
98/60 = 98 × 21/60 × 21 = 2058/1260
Likewise, for the 2nd fraction, since 63 × 20 = 1260,
45/63 = 45 × 20/63 × 20 = 900/1260
Subtract the two like fractions:
2058/1260 - 900/1260 = 2058 - 900/1260 = 1158/1260
After reducing the fraction, the answer is 193/210

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