Add 20/25 and 3/28
20/25 + 3/28 is 127/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 28 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 25 × 28 = 700,
20/25 = 20 × 28/25 × 28 = 560/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
3/28 = 3 × 25/28 × 25 = 75/700 - Add the two like fractions:
560/700 + 75/700 = 560 + 75/700 = 635/700 - 635/700 simplified gives 127/140
- So, 20/25 + 3/28 = 127/140
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