Add 4/98 and 42/70
4/98 + 42/70 is 157/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
4/98 = 4 × 5/98 × 5 = 20/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
42/70 = 42 × 7/70 × 7 = 294/490 - Add the two like fractions:
20/490 + 294/490 = 20 + 294/490 = 314/490 - 314/490 simplified gives 157/245
- So, 4/98 + 42/70 = 157/245
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