Add 30/18 and 70/75
1st number: 1 12/18, 2nd number: 70/75
30/18 + 70/75 is 13/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 75 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
30/18 = 30 × 25/18 × 25 = 750/450 - Likewise, for the 2nd fraction, since 75 × 6 = 450,
70/75 = 70 × 6/75 × 6 = 420/450 - Add the two like fractions:
750/450 + 420/450 = 750 + 420/450 = 1170/450 - 1170/450 simplified gives 13/5
- So, 30/18 + 70/75 = 13/5
In mixed form: 23/5
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