Add 30/70 and 42/16
1st number: 30/70, 2nd number: 2 10/16
30/70 + 42/16 is 171/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
30/70 = 30 × 8/70 × 8 = 240/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
42/16 = 42 × 35/16 × 35 = 1470/560 - Add the two like fractions:
240/560 + 1470/560 = 240 + 1470/560 = 1710/560 - 1710/560 simplified gives 171/56
- So, 30/70 + 42/16 = 171/56
In mixed form: 33/56
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