Add 70/15 and 28/56
1st number: 4 10/15, 2nd number: 28/56
70/15 + 28/56 is 31/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 15 × 56 = 840,
70/15 = 70 × 56/15 × 56 = 3920/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
28/56 = 28 × 15/56 × 15 = 420/840 - Add the two like fractions:
3920/840 + 420/840 = 3920 + 420/840 = 4340/840 - 4340/840 simplified gives 31/6
- So, 70/15 + 28/56 = 31/6
In mixed form: 51/6
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