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General Directions
General Directions
This test will last for 10 minutes. There are 80 problems on the test.
Write in ink only! Do not use a pencil.
Solve as many problems as you can in the order they appear on the test.
Problems that are skipped are considered wrong. Problems that appear after the last attempted problem do not count against you.
ALL PROBLEMS MUST BE SOLVED MENTALLY! [No scratch work is allowed.]
Starred (*) problems require integral answers that are within 5% of the exact answer.
Scoring: All problems correctly answered are worth 5 points. Four points will be subtracted for all misses or skips before the last problem attempted.
Highest Score Possible - 400 points
Study Materials
Study Materials
Reduced Number Sense Book.pptxReduced Number Sense Tricks Power Point
These 15 number sense tricks are a great place to start. Two of my very successful math team students narrowed down Coach Thornton's number sense tricks to the 15 they thought were best for beginners.
Number Sense Tricks Book Updated.pptComplete Number Sense Power Point
This is over 100 slides, so I would not recommend printing off the entire Power Point. Select a few that you want to work on and print those out.
Number Sense Tests from Previous Tournaments
Number Sense Tests from Previous Tournaments
CT_Number Sense Elem Test #3 15-16.pdfCT_KEY_Number Sense Elem #3 Key 15-16.pdfDulles 15_16 Number Sense Elem 3.pdfDulles 15_16 Number Sense Elem 3 Key.pdfNumber Sense 10-11 Northpointe.pdfNumber Sense 10_11 Northpointe key.pdfNumber Sense 11_12 Klein Collins.pdfNumber Sense 11_12 Klein Collins key.pdfNumber Sense 2 10_11 Klein Oak.pdfNumber Sense 2_10_11 Klein Oak key.pdfNumber Sense elem 3 12_13 Doerre.pdfNumber Sense elem 3 12_13 Doerre key.pdfNumber Sense Village 2013 p1.pdfNumber Sense Village 2013 p2.pdfNumber Sense Village 2013 key.pdfNumber Sense elem 3 16-17.pdfNumber Sense Elem 3 16-17 Key.pdfNumber Sense elem #3 17-18.pdfNumber Sense Elem #3 17-18 Key.pdfCT_Number Sense elem #2 Oak13-14 (00000003).pdfCT_KEY_Number Sense elem #2 Oak13-14 KEY (00000003).pdfNumber Sense elem 21-22 #2.pdfNumber Sense Elem #2 21-22 Key.pdfPage updated
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