Add 7/90 and 81/14
1st number: 7/90, 2nd number: 5 11/14
7/90 + 81/14 is 1847/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 14 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
7/90 = 7 × 7/90 × 7 = 49/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
81/14 = 81 × 45/14 × 45 = 3645/630 - Add the two like fractions:
49/630 + 3645/630 = 49 + 3645/630 = 3694/630 - 3694/630 simplified gives 1847/315
- So, 7/90 + 81/14 = 1847/315
In mixed form: 5272/315
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