Subtract 21/49 from 49/45, Solve 1 4/45

Subtract 21/49 from 49/45

1^st number: 1 4/45, 2^nd number: 21/49

49/45 - 21/49 is 208/315.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 49 is 2205

Next, find the equivalent fraction of both fractional numbers with denominator 2205
For the 1st fraction, since 45 × 49 = 2205,
49/45 = 49 × 49/45 × 49 = 2401/2205
Likewise, for the 2nd fraction, since 49 × 45 = 2205,
21/49 = 21 × 45/49 × 45 = 945/2205
Subtract the two like fractions:
2401/2205 - 945/2205 = 2401 - 945/2205 = 1456/2205
After reducing the fraction, the answer is 208/315

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