Add 70/60 and 18/45
1st number: 1 10/60, 2nd number: 18/45
70/60 + 18/45 is 47/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
70/60 = 70 × 3/60 × 3 = 210/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
18/45 = 18 × 4/45 × 4 = 72/180 - Add the two like fractions:
210/180 + 72/180 = 210 + 72/180 = 282/180 - 282/180 simplified gives 47/30
- So, 70/60 + 18/45 = 47/30
In mixed form: 117/30
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