Add 7/70 and 8/18
7/70 + 8/18 is 49/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
7/70 = 7 × 9/70 × 9 = 63/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
8/18 = 8 × 35/18 × 35 = 280/630 - Add the two like fractions:
63/630 + 280/630 = 63 + 280/630 = 343/630 - 343/630 simplified gives 49/90
- So, 7/70 + 8/18 = 49/90
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