Add 28/90 and 7/14
28/90 + 7/14 is 73/90.
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,
28/90 = 28 × 7/90 × 7 = 196/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
7/14 = 7 × 45/14 × 45 = 315/630 - Add the two like fractions:
196/630 + 315/630 = 196 + 315/630 = 511/630 - 511/630 simplified gives 73/90
- So, 28/90 + 7/14 = 73/90
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