Add 72/98 and 42/10
1st number: 72/98, 2nd number: 4 2/10
72/98 + 42/10 is 1209/245.
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,
42/10 = 42 × 49/10 × 49 = 2058/490 - Add the two like fractions:
360/490 + 2058/490 = 360 + 2058/490 = 2418/490 - 2418/490 simplified gives 1209/245
- So, 72/98 + 42/10 = 1209/245
In mixed form: 4229/245
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