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	11
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Across 4. the distance between tick marks on a number line 5. rounding down by cutting off the numbers after a certain place value 8. a system of writing numbers based on the number ten 10. the top number in a fraction 12. less than, greater than, and/or not equal to 13. instrument that makes it easy to do arithmetic quickly and accurately 16. the most basic use of numbers 20. numbers to the left of zero 21. a number that is near another number, approximate 22. numbers to the right of zero 23. the second number in a division, it goes outside the box

Down 1. the first number in a division problem, it goes inside the box 2. the answer to a division problem 3. number that divides evenly into another number 6. put one above the other as in adding numbers with decimal points 7. the bottom number in a fraction 9. a number that consists of a whole number and a fraction 11. the number that each digit in a decimal stands for 14. the marks on a the number line 15. the most common method of estimating 17. a symbol in the form a/b 18. whole numbers, but include the negatives 19. 5 and above goes up, 4 and below stays the same