Subtract 9/40 from 48/45, Solve 1 3/45

Subtract 9/40 from 48/45

1^st number: 1 3/45, 2^nd number: 9/40

48/45 - 9/40 is 101/120.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 40 is 360

Next, find the equivalent fraction of both fractional numbers with denominator 360
For the 1st fraction, since 45 × 8 = 360,
48/45 = 48 × 8/45 × 8 = 384/360
Likewise, for the 2nd fraction, since 40 × 9 = 360,
9/40 = 9 × 9/40 × 9 = 81/360
Subtract the two like fractions:
384/360 - 81/360 = 384 - 81/360 = 303/360
After reducing the fraction, the answer is 101/120

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