Add 9/70 and 8/63
9/70 + 8/63 is 23/90.
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,
9/70 = 9 × 9/70 × 9 = 81/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
8/63 = 8 × 10/63 × 10 = 80/630 - Add the two like fractions:
81/630 + 80/630 = 81 + 80/630 = 161/630 - 161/630 simplified gives 23/90
- So, 9/70 + 8/63 = 23/90
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