Add 80/70 and 42/32
1st number: 1 10/70, 2nd number: 1 10/32
80/70 + 42/32 is 275/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 32 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 70 × 16 = 1120,
80/70 = 80 × 16/70 × 16 = 1280/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
42/32 = 42 × 35/32 × 35 = 1470/1120 - Add the two like fractions:
1280/1120 + 1470/1120 = 1280 + 1470/1120 = 2750/1120 - 2750/1120 simplified gives 275/112
- So, 80/70 + 42/32 = 275/112
In mixed form: 251/112
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