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  1. Find the least common multiple of 16 and 12.

     

     

     

  2. Find three common multiples of 4, 5, and 10.

     

     

     

  3. Find the greatest common factor of 42 and 54.

     

     

     

     

  4. Find all the common factors of 18, 24, and 36.

     

     

     

    Solve and simplify

  5. 2 ½- 1 3/12 =

     

     

  6. 3 ¾ + 2 ½ =

     

     

  7. Sondra was sharing a pan of brownies with her brother. Sondra ate 1/8 of the brownies and her brother had ¼. How much of the brownies did they eat altogether? Challenge: How much would be left over?

     

     

  8. Keisha and Michael were keeping track of their walking each day. Keisha walked 2 ½ miles on Friday and Michael walked 1 6/8 miles on the same day. How many miles did Keisha and Michael both walk on Friday?