Add 49/42 and 3/40, Solve 1 7/42 + 3/40 as a fraction

Add 49/42 and 3/40

1^st number: 1 7/42, 2^nd number: 3/40

49/42 + 3/40 is 149/120.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 40 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 42 × 20 = 840,
49/42 = 49 × 20/42 × 20 = 980/840
Likewise, for the 2nd fraction, since 40 × 21 = 840,
3/40 = 3 × 21/40 × 21 = 63/840
Add the two like fractions:
980/840 + 63/840 = 980 + 63/840 = 1043/840
1043/840 simplified gives 149/120
So, 49/42 + 3/40 = 149/120
In mixed form: 129/120

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