Add 18/30 and 63/98
18/30 + 63/98 is 87/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
18/30 = 18 × 49/30 × 49 = 882/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
63/98 = 63 × 15/98 × 15 = 945/1470 - Add the two like fractions:
882/1470 + 945/1470 = 882 + 945/1470 = 1827/1470 - 1827/1470 simplified gives 87/70
- So, 18/30 + 63/98 = 87/70
In mixed form: 117/70
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