Subtract 30/45 from 98/70
1st number: 1 28/70, 2nd number: 30/45
98/70 - 30/45 is 11/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
98/70 = 98 × 9/70 × 9 = 882/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
30/45 = 30 × 14/45 × 14 = 420/630 - Subtract the two like fractions:
882/630 - 420/630 = 882 - 420/630 = 462/630 - After reducing the fraction, the answer is 11/15
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