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Vocabulary
Addition
Subtraction
Subtraction Across Zeros
Word Problems
100
digit
What is another name for number?
100
add, all together, sum, in all, combine, total
What are clue words for addition?
100
Numbers you multiply together to get a product.
What are factors?
100
The answer to a division problem.
Quotient
100
Names a part of a whole or part of a group or set. A smaller part of something big.
What is a fraction?
200
number form
What is standard form?
200
difference, how many more, change, fewer
What are clue words for subtraction?
200
The answer to a multiplication problem.
What is a product?
200
The name of the whole in a division problem.
What is a dividend?
200
The bottom number in a fraction. Tells you the number of equal parts the whole is divided into.
What is the denominator?
300
a number written in number words
What is word form?
300
sum
What is the answer to an addition problem?
300
Numbers your land on when you skip count by a number.
What are multiples?
300
The number of equal groups you're dividing the dividend into.
What is a divisor?
300
The top number of a fraction. Tells the part of the whole.
What is the numerator?
400
a number written out into its individual values, example: 200,000 + 10,000 + 300 + 40 + 1
What is expanded form?
400
difference
What is the answer to a subtraction problem called?
400
A number with only 2 factors, one and itself.
What is a prime number?
400
Multiply the quotient by the divisor to get the dividend.
How do you check a division problem?
400
Fractions with different numerators and denominators that name the same part.
What are equivalent fractions?
500

Base Ten Number System

What is the name of our number system?

500
Use the inverse operation
How would you check an addition or subtraction problem?
500
A number with more than two factors.
What is a composite number?
500
Multiply the divisor by the quotient and add the remainder.
How do you check a division problem with a remainder?
500
Cross multiply
How do you check if two fractions are equivalent?