Add 75/60 and 84/56, Solve 1 15/60 + 1 28/56 as a fraction

Add 75/60 and 84/56

1^st number: 1 15/60, 2^nd number: 1 28/56

75/60 + 84/56 is 11/4.

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,
75/60 = 75 × 14/60 × 14 = 1050/840
Likewise, for the 2nd fraction, since 56 × 15 = 840,
84/56 = 84 × 15/56 × 15 = 1260/840
Add the two like fractions:
1050/840 + 1260/840 = 1050 + 1260/840 = 2310/840
2310/840 simplified gives 11/4
So, 75/60 + 84/56 = 11/4
In mixed form: 23/4

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