Add 4/35 and 45/12, Solve 4/35 + 3 9/12 as a fraction

Add 4/35 and 45/12

1^st number: 4/35, 2^nd number: 3 9/12

4/35 + 45/12 is 541/140.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 12 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 35 × 12 = 420,
4/35 = 4 × 12/35 × 12 = 48/420
Likewise, for the 2nd fraction, since 12 × 35 = 420,
45/12 = 45 × 35/12 × 35 = 1575/420
Add the two like fractions:
48/420 + 1575/420 = 48 + 1575/420 = 1623/420
1623/420 simplified gives 541/140
So, 4/35 + 45/12 = 541/140
In mixed form: 3121/140

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