Add 63/70 and 18/64
63/70 + 18/64 is 189/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 64 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 70 × 32 = 2240,
63/70 = 63 × 32/70 × 32 = 2016/2240 - Likewise, for the 2nd fraction, since 64 × 35 = 2240,
18/64 = 18 × 35/64 × 35 = 630/2240 - Add the two like fractions:
2016/2240 + 630/2240 = 2016 + 630/2240 = 2646/2240 - 2646/2240 simplified gives 189/160
- So, 63/70 + 18/64 = 189/160
In mixed form: 129/160
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