Subtract 1/30 from 72/7
1st number: 10 2/7, 2nd number: 1/30
72/7 - 1/30 is 2153/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 7 × 30 = 210,
72/7 = 72 × 30/7 × 30 = 2160/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
1/30 = 1 × 7/30 × 7 = 7/210 - Subtract the two like fractions:
2160/210 - 7/210 = 2160 - 7/210 = 2153/210 - In mixed form: 1053/210
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