Add 7/70 and 8/4
1st number: 7/70, 2nd number: 2 0/4
7/70 + 8/4 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 4 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
7/70 = 7 × 2/70 × 2 = 14/140 - Likewise, for the 2nd fraction, since 4 × 35 = 140,
8/4 = 8 × 35/4 × 35 = 280/140 - Add the two like fractions:
14/140 + 280/140 = 14 + 280/140 = 294/140 - 294/140 simplified gives 21/10
- So, 7/70 + 8/4 = 21/10
In mixed form: 21/10
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