Answers

Add 70/84 and 40/49

70/84 + 40/49 is 485/294.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 49 is 588
   
   Next, find the equivalent fraction of both fractional numbers with denominator 588
2. For the 1st fraction, since 84 × 7 = 588,
   70/84 = 70 × 7/84 × 7 = 490/588
3. Likewise, for the 2nd fraction, since 49 × 12 = 588,
   40/49 = 40 × 12/49 × 12 = 480/588
4. Add the two like fractions:
   490/588 + 480/588 = 490 + 480/588 = 970/588
5. 970/588 simplified gives 485/294
6. So, 70/84 + 40/49 = 485/294
   In mixed form: 1191/294

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