Add 98/80 and 2/70
1st number: 1 18/80, 2nd number: 2/70
98/80 + 2/70 is 351/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
98/80 = 98 × 7/80 × 7 = 686/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
2/70 = 2 × 8/70 × 8 = 16/560 - Add the two like fractions:
686/560 + 16/560 = 686 + 16/560 = 702/560 - 702/560 simplified gives 351/280
- So, 98/80 + 2/70 = 351/280
In mixed form: 171/280
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