Add 63/70 and 25/8
1st number: 63/70, 2nd number: 3 1/8
63/70 + 25/8 is 161/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
63/70 = 63 × 4/70 × 4 = 252/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
25/8 = 25 × 35/8 × 35 = 875/280 - Add the two like fractions:
252/280 + 875/280 = 252 + 875/280 = 1127/280 - 1127/280 simplified gives 161/40
- So, 63/70 + 25/8 = 161/40
In mixed form: 41/40
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