Add 70/60 and 80/35, Solve 1 10/60 + 2 10/35 as a fraction

Add 70/60 and 80/35

1^st number: 1 10/60, 2^nd number: 2 10/35

70/60 + 80/35 is 145/42.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 35 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 60 × 7 = 420,
70/60 = 70 × 7/60 × 7 = 490/420
Likewise, for the 2nd fraction, since 35 × 12 = 420,
80/35 = 80 × 12/35 × 12 = 960/420
Add the two like fractions:
490/420 + 960/420 = 490 + 960/420 = 1450/420
1450/420 simplified gives 145/42
So, 70/60 + 80/35 = 145/42
In mixed form: 319/42

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