Add 42/4 and 80/70
1st number: 10 2/4, 2nd number: 1 10/70
42/4 + 80/70 is 163/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
42/4 = 42 × 35/4 × 35 = 1470/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
80/70 = 80 × 2/70 × 2 = 160/140 - Add the two like fractions:
1470/140 + 160/140 = 1470 + 160/140 = 1630/140 - 1630/140 simplified gives 163/14
- So, 42/4 + 80/70 = 163/14
In mixed form: 119/14
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