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 and 'b' is the denominator.

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 close value that is easier to work with, rather than calculating the exact value.

Tags

CCSS.5.NBT.B.7

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first 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, allowing them to be added or subtracted.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Estimate: 3/8 + 4/5

Back

1 1/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Estimate: 7/12 + 1/7

Back

1/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Estimate: 7/8 + 4/7

Back

1 1/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Estimate: 9/10 - 3/8

Back

1/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Estimate: 1/5 + 3/8

Back

1/2

Tags

CCSS.4.NF.B.3A

Front

What is the process of estimating the sum of fractions?

Back

Round each fraction to the nearest half or whole number, then add the rounded values.