Subtract 6/70 from 98/90
1st number: 1 8/90, 2nd number: 6/70
98/90 - 6/70 is 316/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
98/90 = 98 × 7/90 × 7 = 686/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
6/70 = 6 × 9/70 × 9 = 54/630 - Subtract the two like fractions:
686/630 - 54/630 = 686 - 54/630 = 632/630 - After reducing the fraction, the answer is 316/315
- In mixed form: 11/315
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