Add 40/14 and 4/80, Solve 2 12/14 + 4/80 as a fraction

Add 40/14 and 4/80

1^st number: 2 12/14, 2^nd number: 4/80

40/14 + 4/80 is 407/140.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 14 × 40 = 560,
40/14 = 40 × 40/14 × 40 = 1600/560
Likewise, for the 2nd fraction, since 80 × 7 = 560,
4/80 = 4 × 7/80 × 7 = 28/560
Add the two like fractions:
1600/560 + 28/560 = 1600 + 28/560 = 1628/560
1628/560 simplified gives 407/140
So, 40/14 + 4/80 = 407/140
In mixed form: 2127/140

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