Add 70/64 and 21/10
1st number: 1 6/64, 2nd number: 2 1/10
70/64 + 21/10 is 511/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 10 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 64 × 5 = 320,
70/64 = 70 × 5/64 × 5 = 350/320 - Likewise, for the 2nd fraction, since 10 × 32 = 320,
21/10 = 21 × 32/10 × 32 = 672/320 - Add the two like fractions:
350/320 + 672/320 = 350 + 672/320 = 1022/320 - 1022/320 simplified gives 511/160
- So, 70/64 + 21/10 = 511/160
In mixed form: 331/160
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