Add 72/98 and 3/10
72/98 + 3/10 is 507/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
72/98 = 72 × 5/98 × 5 = 360/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
3/10 = 3 × 49/10 × 49 = 147/490 - Add the two like fractions:
360/490 + 147/490 = 360 + 147/490 = 507/490 - So, 72/98 + 3/10 = 507/490
In mixed form: 117/490
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