Add 90/6 and 4/40, Solve 15 0/6 + 4/40 as a fraction

Add 90/6 and 4/40

1^st number: 15 0/6, 2^nd number: 4/40

90/6 + 4/40 is 151/10.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 40 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 6 × 20 = 120,
90/6 = 90 × 20/6 × 20 = 1800/120
Likewise, for the 2nd fraction, since 40 × 3 = 120,
4/40 = 4 × 3/40 × 3 = 12/120
Add the two like fractions:
1800/120 + 12/120 = 1800 + 12/120 = 1812/120
1812/120 simplified gives 151/10
So, 90/6 + 4/40 = 151/10
In mixed form: 151/10

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