Subtract 7/40 from 98/45
1st number: 2 8/45, 2nd number: 7/40
98/45 - 7/40 is 721/360.
Steps for subtracting fractions
- 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,
98/45 = 98 × 8/45 × 8 = 784/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
7/40 = 7 × 9/40 × 9 = 63/360 - Subtract the two like fractions:
784/360 - 63/360 = 784 - 63/360 = 721/360 - In mixed form: 21/360
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