Add 28/70 and 42/32
1st number: 28/70, 2nd number: 1 10/32
28/70 + 42/32 is 137/80.
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,
28/70 = 28 × 16/70 × 16 = 448/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
42/32 = 42 × 35/32 × 35 = 1470/1120 - Add the two like fractions:
448/1120 + 1470/1120 = 448 + 1470/1120 = 1918/1120 - 1918/1120 simplified gives 137/80
- So, 28/70 + 42/32 = 137/80
In mixed form: 157/80
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