Add 7/45 and 20/28
7/45 + 20/28 is 274/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 28 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
7/45 = 7 × 28/45 × 28 = 196/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
20/28 = 20 × 45/28 × 45 = 900/1260 - Add the two like fractions:
196/1260 + 900/1260 = 196 + 900/1260 = 1096/1260 - 1096/1260 simplified gives 274/315
- So, 7/45 + 20/28 = 274/315
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