Add 5/25 and 21/70
5/25 + 21/70 is 1/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 25 × 14 = 350,
5/25 = 5 × 14/25 × 14 = 70/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
21/70 = 21 × 5/70 × 5 = 105/350 - Add the two like fractions:
70/350 + 105/350 = 70 + 105/350 = 175/350 - 175/350 simplified gives 1/2
- So, 5/25 + 21/70 = 1/2
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