Add 80/60 and 45/56
1st number: 1 20/60, 2nd number: 45/56
80/60 + 45/56 is 359/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 60 × 14 = 840,
80/60 = 80 × 14/60 × 14 = 1120/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
45/56 = 45 × 15/56 × 15 = 675/840 - Add the two like fractions:
1120/840 + 675/840 = 1120 + 675/840 = 1795/840 - 1795/840 simplified gives 359/168
- So, 80/60 + 45/56 = 359/168
In mixed form: 223/168
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