Add 28/70 and 9/63
28/70 + 9/63 is 19/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
28/70 = 28 × 9/70 × 9 = 252/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
9/63 = 9 × 10/63 × 10 = 90/630 - Add the two like fractions:
252/630 + 90/630 = 252 + 90/630 = 342/630 - 342/630 simplified gives 19/35
- So, 28/70 + 9/63 = 19/35
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