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1st Grade Flashcards

Math Unit 8 Flashcards: Place Value and Properties

Add Bringing two or more numbers together to make a new total.
Multiples of 10 A multiple a number is the product of that number and any other whole number. For ten, the multiples are: 10, 20, 30, 40, 50, 60, 70, 80 , 90, and 100.
Compose To combine numbers; to put them together.
Place Value The value of where the digit is in the number, such as ones, tens, hundreds, etc. For example, with the number 10, 1 is in the tens place and 0 is in the ones place.
Subtract To take away, to find the difference of a number.
One-digit number A number with only one digit (no number in the tens place): 0,1, 2, 3, 4, 5, 6, 7, 8, 9
Two-digit number A number that includes a number in both the tens place and the ones place. Includes numbers ten or higher.
Addition To find the sum of a number; to add two numbers together.
Subtraction Taking one number away from another.
Mental Math Figuring out the answer to a problem in your head without having to use paper or pencil to figure out the answer.
Created by: caroline_spaugh