Challenges - Math

 Math Challenges

25. Write down ten geometry-related words and their definitions.
26. Write down how to find the perimeter and area of a rectangle.
27. Write down the words for the  Order of Operations or "PEMDAS".
28. Write down Roman Numerals for the numbers 1, 5, 9, 10, 11, 15, 19, 20, 21, 50, and 100.
29. Solve a Brain Buster on Mrs. Renz’s fourth grade website and be mentioned for getting the answer correct for the week! (Begins the first week in September every year)
30. Write down the names of the  place values from the thousand     ths to the hundred millions.
31. Draw these sided figures (look under P- polyhedron)- triangle, square, pentagon, hexagon, heptagon, octagon, nonagon, decagon, and dodecagon.
32. Sketch these three-dimensional figures- cone, cylinder, pyramid, rectangular prism, and sphere.
33. Write down how many minutes there are in a half-hour, hour, day, week, and month with 30 days.
34. Brooksville is located approximately 234 miles from St. Augustine, 247 miles from Jacksonville, 320 miles from Tallahassee, 515 miles from Pensacola, and 446 miles from Key West. Write down how many hours it would take to drive to each of these cities.
35. Write down numbers that have digits up to the hundreds, one thousands, hundred thousands, one millions, and hundred millions.
36. In Broward County, the population in 1980 was 1,018,257. In 1990, it was 1,255,488. In 2000, it was 1,623,018. In 2004, it was 1,765,707. By how much did it increase from one year to another? You should have four answers.

(Arithmattack (problems 37-40))
37. At Arithmattack, earn 100% by solving as many addition problems as you can in one minute.
38. At Arithmattack, earn 100% by solving as many subtraction problems as you can in one minute.
39. At Arithmattack, earn 100% by solving as many multiplication problems as you can in one minute.
40. At Arithmattack, earn 100% by solving as many division problems as you can in one minute.

41. Play Rock Hopper. Either print out (if you are doing this at home) or show me that you have at least made it to a Level 3 (six or more frogs)

Teacher Websites © 2009 SchoolWorld