6.CE.1 Subtract fractions with regrouping

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to subtract fractions?

Back

Subtracting fractions involves finding the difference between two fractions, which may require finding a common denominator.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

How do you find a common denominator for fractions?

Back

To find a common denominator, identify the least common multiple (LCM) of the denominators of the fractions.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is regrouping in subtraction?

Back

Regrouping in subtraction is the process of borrowing from a larger unit to subtract a smaller unit, often used when the top number is smaller than the bottom number.

Tags

CCSS.7.NS.A.1C

Front

How do you subtract mixed numbers?

Back

To subtract mixed numbers, first subtract the whole numbers, then subtract the fractions. If needed, regroup the fractions.

Tags

CCSS.7.NS.A.1C

Front

What is the simplest form of a fraction?

Back

The simplest form of a fraction is when the numerator and denominator have no common factors other than 1.

Front

Example: Subtract 10 2/6 - 7 3/6. What is the answer?

Back

2 5/6.

Tags

CCSS.7.NS.A.1C

Front

What is the first step in subtracting fractions with different denominators?

Back

The first step is to find a common denominator for the fractions.

Tags

CCSS.7.NS.A.1C

Front

What do you do if the numerator is smaller than the denominator in a fraction?

Back

If the numerator is smaller than the denominator, the fraction is a proper fraction and can be expressed as a mixed number if needed.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is a proper fraction?

Back

A proper fraction is a fraction where the numerator is less than the denominator.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B