Add 20/70 and 28/16
1st number: 20/70, 2nd number: 1 12/16
20/70 + 28/16 is 57/28.
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,
20/70 = 20 × 8/70 × 8 = 160/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
28/16 = 28 × 35/16 × 35 = 980/560 - Add the two like fractions:
160/560 + 980/560 = 160 + 980/560 = 1140/560 - 1140/560 simplified gives 57/28
- So, 20/70 + 28/16 = 57/28
In mixed form: 21/28
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