Add 2/7 and 45/10, Solve 2/7 + 4 5/10 as a fraction

Add 2/7 and 45/10

1^st number: 2/7, 2^nd number: 4 5/10

2/7 + 45/10 is 67/14.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 7 × 10 = 70,
2/7 = 2 × 10/7 × 10 = 20/70
Likewise, for the 2nd fraction, since 10 × 7 = 70,
45/10 = 45 × 7/10 × 7 = 315/70
Add the two like fractions:
20/70 + 315/70 = 20 + 315/70 = 335/70
335/70 simplified gives 67/14
So, 2/7 + 45/10 = 67/14
In mixed form: 411/14

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