Fourth Grade Challenging Math
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4-11)   The following pattern is repeated. What is the color of square #61 counting from the left?

4-12)   One piece of lumber was cut to 4 feet long pieces. 5 cuts were made. How long was the lumber before it was cut?

4-13)  Add +, - , x and/or ( ) signs in the spaces to the left side of the "=" sign to make the equations work.

      a)   1   1   3   8 = 24

      b)   6   5   4   6 = 24

4-14)  Find the sequence and fill in the blanks

   a)   3, 4, 6, 9, 13, __, 24

   b)   1, 2, 5, 10, __, 26, __

   c)   6, 8, 12, 18, __, 36

   d)   45, 30, 18, 9, __, 0

4-15)   How many triangles do you see?

More math problems for fourth grade: 
1-5  6-10  11-15  16-20  21-25  26-30  31-35  36 -40  41-45  46-50  51-60  61-70

71-80  81-90