Add 14/90 and 21/14
1st number: 14/90, 2nd number: 1 7/14
14/90 + 21/14 is 149/90.
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,
14/90 = 14 × 7/90 × 7 = 98/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
21/14 = 21 × 45/14 × 45 = 945/630 - Add the two like fractions:
98/630 + 945/630 = 98 + 945/630 = 1043/630 - 1043/630 simplified gives 149/90
- So, 14/90 + 21/14 = 149/90
In mixed form: 159/90
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