Add 90/70 and 35/80
1st number: 1 20/70, 2nd number: 35/80
90/70 + 35/80 is 193/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
90/70 = 90 × 8/70 × 8 = 720/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
35/80 = 35 × 7/80 × 7 = 245/560 - Add the two like fractions:
720/560 + 245/560 = 720 + 245/560 = 965/560 - 965/560 simplified gives 193/112
- So, 90/70 + 35/80 = 193/112
In mixed form: 181/112
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