Add 30/75 and 90/28
1st number: 30/75, 2nd number: 3 6/28
30/75 + 90/28 is 253/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 28 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 75 × 28 = 2100,
30/75 = 30 × 28/75 × 28 = 840/2100 - Likewise, for the 2nd fraction, since 28 × 75 = 2100,
90/28 = 90 × 75/28 × 75 = 6750/2100 - Add the two like fractions:
840/2100 + 6750/2100 = 840 + 6750/2100 = 7590/2100 - 7590/2100 simplified gives 253/70
- So, 30/75 + 90/28 = 253/70
In mixed form: 343/70
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