Add 80/50 and 81/70, Solve 1 30/50 + 1 11/70 as a fraction

Add 80/50 and 81/70

1^st number: 1 30/50, 2^nd number: 1 11/70

80/50 + 81/70 is 193/70.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 70 is 350

Next, find the equivalent fraction of both fractional numbers with denominator 350
For the 1st fraction, since 50 × 7 = 350,
80/50 = 80 × 7/50 × 7 = 560/350
Likewise, for the 2nd fraction, since 70 × 5 = 350,
81/70 = 81 × 5/70 × 5 = 405/350
Add the two like fractions:
560/350 + 405/350 = 560 + 405/350 = 965/350
965/350 simplified gives 193/70
So, 80/50 + 81/70 = 193/70
In mixed form: 253/70

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