Add 96/21 and 28/70, Solve 4 12/21 + 28/70 as a fraction

Add 96/21 and 28/70

1^st number: 4 12/21, 2^nd number: 28/70

96/21 + 28/70 is 174/35.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 70 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 21 × 10 = 210,
96/21 = 96 × 10/21 × 10 = 960/210
Likewise, for the 2nd fraction, since 70 × 3 = 210,
28/70 = 28 × 3/70 × 3 = 84/210
Add the two like fractions:
960/210 + 84/210 = 960 + 84/210 = 1044/210
1044/210 simplified gives 174/35
So, 96/21 + 28/70 = 174/35
In mixed form: 434/35

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