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Quehl math chpt.1

Quehl math vocabulary

Ordinal numbers Numbers used to show the order of people or objects.
Digit 0,1,2,3,4,5,6,7,8,9: these are the symbols used to write numbers
Place value The value of each place a digit has in a number.
Expanded form A number written as the sum of the values of its digit
Standard form A way to write a number showing only its digits.
Word form Using the word names to write a number.
Period A group of 3 digits in a number, starting from the right. Two periods are separated by a comma.
Compare To decide if one number is greater than or less than another number.
< Is less than
> Is greater than
= Is equal to
Number line A line that shows numbers in order using a scale.
Order To arrange numbers from least to greatest or from greatest to least.
Even number Has a ones digit of 0,2,4,6,8. A number that is a multiple of 2.
Odd number Has a ones digit of 1,3,5,7,9. A number not able to be divisible by 2.
Rounding Replacing a number with a number that tells about how much or how many to the nearest 10, 100, 1000, and so on.
Decimal point A dot used to separate dollars from cents and ones from tenths in a number.
Dollar sign $ - used in money to show money.
Created by: wildflower