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1st Grade Flashcards
Math Unit 8 Flashcards: Place Value and Properties
Term | Definition |
---|---|
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. |