Estimating Fractions

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 (part) and 'b' is the denominator (whole).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to estimate a fraction?

Back

Estimating a fraction means finding a simple fraction that is close in value to the original fraction, often for easier calculations.

Tags

CCSS.5.NBT.B.7

Front

How do you divide a whole number by a fraction?

Back

To divide a whole number by a fraction, multiply the whole number by the reciprocal of the fraction.

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction 'a/b' is 'b/a', which means flipping the numerator and denominator.

Front

How do you add fractions with different denominators?

Back

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

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, used to add or subtract them.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Estimate the fraction 5/9.

Back

1/2

Tags

CCSS.4.NF.A.2

Front

Estimate the fraction 2/3.

Back

1/2

Front

What is the sum of 3/5 and 4/7?

Back

1 6/35

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

If Mrs. Martin had 5 cakes divided among 8 children, how much cake does each child get?

Back

5/8

Tags

CCSS.5.NF.B.3