Whole Numbers and Decimals

Front

Estimation

About

a little more

more or less than

close to

approximately

Back

estimation is like making a thoughtful guess about how many, how much, or how long something is, without needing the exact answer. It's a way to get a rough idea, like estimating how many candies are in a jar or how long it will take to walk to school. 

Front

Sum

Back

15+12=27

27 is the sum of 15 and 12

Front

Difference

Back

the amount you get when you subtract one number from another. 

12.5-9.12=3.38

3.38 is the difference between 12.5 and 9.12

Front

Factor

Back

"factors" are numbers that, when multiplied together, result in another number (the product). For example, 2 and 3 are factors of 6 because 2 x 3 = 6. 

Front

Product

Back

the "product" is simply the answer you get when you multiply two or more numbers together. Think of it as the result of a multiplication problem. 

6x5=30 so, 30 is the product of factors 6 and 5.

Front

Dividend

Back

the dividend is the number that's being divided, like the total number of cookies you're sharing. 

Imagine you have 10 cookies and want to share them with 2 friends

10/2=5

Front

Divisor

Back

the number you're dividing by is called the divisor. In the equation 24 ÷ 6 = 4, the divisor is 6.

Front

Quotient

Back

The quotient is the answer you get when you divide one number by another. Think of it as how many times one number "fits" into another. 

24/6=4

Front

Divisible

Back

if you can divide it evenly by another number, meaning there's no remainder or leftover. For example, 10 is divisible by 5 because 10 divided by 5 is 2, with no remainder. 

Front

Thousandths

Back

In decimal numbers, the thousandths place is the third position after the decimal point, representing parts of one thousand (like 1/1000).