Ready Math Unit 2 Review - Grade 5

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (the number of parts) and 'b' is the denominator (the total number of equal parts).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you divide a fraction by a whole number?

Back

To divide a fraction by a whole number, multiply the denominator of the fraction by the whole number. For example, to divide 1/4 by 3, calculate 1/(4*3) = 1/12.

Front

What is the process to estimate the result of dividing a length?

Back

To estimate the result of dividing a length, round the total length to a nearby whole number and then divide by the number of pieces.

Tags

CCSS.5.NF.B.7C

CCSS.5.NF.B.7A

Front

What is the product of a whole number and a fraction?

Back

The product of a whole number and a fraction is found by multiplying the whole number by the numerator of the fraction and keeping the same denominator.

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

Front

How do you subtract fractions with different denominators?

Back

To subtract fractions with different denominators, first find a common denominator, convert the fractions, and then subtract the numerators.

Tags

CCSS.5.NF.A.2

CCSS.5.NF.A.1

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 1 2/3.

Tags

CCSS.3.NF.A.3C

Front

How do you convert an improper fraction to a mixed number?

Back

To convert an improper fraction to a mixed number, divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator.

Front

What does it mean for a product to be greater than a number?

Back

A product is greater than a number if the result of multiplying two numbers exceeds that number.

Tags

CCSS.5.NF.B.5A

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest multiple that two or more denominators share, used to add or subtract fractions.

Front

How do you find the equivalent fraction?

Back

To find an equivalent fraction, multiply or divide both the numerator and denominator by the same non-zero number.

Tags

CCSS.4.NF.A.1

CCSS.3.NF.A.3B

CCSS.3.NF.A.3A