Add 36/40 and 90/84, Solve 36/40 + 1 6/84 as a fraction

Add 36/40 and 90/84

1^st number: 36/40, 2^nd number: 1 6/84

36/40 + 90/84 is 69/35.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 84 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 40 × 21 = 840,
36/40 = 36 × 21/40 × 21 = 756/840
Likewise, for the 2nd fraction, since 84 × 10 = 840,
90/84 = 90 × 10/84 × 10 = 900/840
Add the two like fractions:
756/840 + 900/840 = 756 + 900/840 = 1656/840
1656/840 simplified gives 69/35
So, 36/40 + 90/84 = 69/35
In mixed form: 134/35

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