# ch 1 vocab math

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1. The numbers 0,1,2,3,4...etc are called _____ numbers
whole
2. The number 1,286 is written in
standard form
3. The number "twenty-one" is written in
words
4. The number 900+60+5 is written in
expanded form
5. In a whole number, each group of three digits is called
period
6. The _____ of the digit 4 in the whole number 264 is ones
place value
7. The sum of 0 and any number is the same
number
8. The sum of any number and 0 is the same
number
9. In 35+20=55 the 55 is called ____ and 35 and 20 are each called ______
10. The distance around a polygon is called its
perimeter
11. Since (3+1)+20=3+(1+20) we say that changing the ______ in addition does not change the sum. This property is called the _________ property of addition.
grouping           associative
12. Since 7+10=10+7, we say that changing the ______ in addition does not change the sum. This property is called the ______ property of addition.
order          commutative
13. The difference of any number and that same number is
0
14. The difference of any number and 0 is the same
number
15. In 37-19=18 the number 37 is the ____ and the number 19 is the ______, and the number 18 is the ______
minuend       subtracted       difference
16. To _____ a number on a number line, darken the point representing the location of the number.
graph
17. Another word for approximating a whole number is
rounding
18. An ______ number of products is 1235. but an ______ is 1000.
exact       estimate
19. The product of 0 and any number is _____
0
20. The product of 1 and any number is the
number
21. In 8*12=96, the 96 is called _____ and 8 and 12 is called _____
product     factor
22. Since 9*10=10*9 we say that changing the _____ in multiplication does not change the product. this property is called the ______ of multiplication
order        commutative
23. Since (6*4)*6=3*(4*6) we say that changing the ____ in multiplication does not change the product. This property is called the _____
grouping         associative
24. ______ measures the amount of surface of a region
area
25. Area of a rectangle = _____ times ______
length       width
26. We know 9(10+8)=9*10+9*8 by the ______ property
distributed
27. In 90/2=45 the answer 45 is called the ______ 90 is called the ______ and 2 is called the ______
dividend        quotient       divisor
28. The quotient of any number and 1 is the same
number
29. The quotient of any number (except 0) and the same number is
1
30. The quotient of of 0 and any number (except 0) is
0
31. The quotient of any number and 0 is
undefined
32. The _____ of a list of number is the sum of the numbers divided by the _____ of numbers
average         number
33. In 25=32 the 2 is called the ______ and the 5 is called the ____
base     exponent
34. What is the order of operation?
parentheses exponents multiplication division (which ever comes first left to right) addition subtraction (which ever comes first left to right
 Author: ddunback ID: 193249 Card Set: ch 1 vocab math Updated: 2013-01-16T22:47:56Z Folders: Description: ch 1 math vocab Show Answers: