Add 49/70 and 4/18
49/70 + 4/18 is 83/90.
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,
49/70 = 49 × 9/70 × 9 = 441/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
4/18 = 4 × 35/18 × 35 = 140/630 - Add the two like fractions:
441/630 + 140/630 = 441 + 140/630 = 581/630 - 581/630 simplified gives 83/90
- So, 49/70 + 4/18 = 83/90
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