Add 28/60 and 70/45
1st number: 28/60, 2nd number: 1 25/45
28/60 + 70/45 is 91/45.
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,
28/60 = 28 × 3/60 × 3 = 84/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
70/45 = 70 × 4/45 × 4 = 280/180 - Add the two like fractions:
84/180 + 280/180 = 84 + 280/180 = 364/180 - 364/180 simplified gives 91/45
- So, 28/60 + 70/45 = 91/45
In mixed form: 21/45
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