Add 6/40 and 27/21, Solve 6/40 + 1 6/21 as a fraction

Add 6/40 and 27/21

1^st number: 6/40, 2^nd number: 1 6/21

6/40 + 27/21 is 201/140.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 21 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 40 × 21 = 840,
6/40 = 6 × 21/40 × 21 = 126/840
Likewise, for the 2nd fraction, since 21 × 40 = 840,
27/21 = 27 × 40/21 × 40 = 1080/840
Add the two like fractions:
126/840 + 1080/840 = 126 + 1080/840 = 1206/840
1206/840 simplified gives 201/140
So, 6/40 + 27/21 = 201/140
In mixed form: 161/140

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