Subtracting Mixed Numbers Quiz

What is the main reason why subtracting mixed numbers is trickier than adding them?

• Subtraction involves more complex fractions

• Subtraction does not have the commutative property

• Subtraction always gives a negative answer

• Subtraction requires more steps than addition

Tags

CCSS.7.NS.A.1C

When subtracting a mixed number, what should you do to avoid the mistake of not subtracting the entire mixed number?

• Add the whole number part and subtract the fraction part

• Ignore the whole number and only subtract the fraction part

• Use parentheses around the mixed number

• Combine the whole number and fraction without any operation

Tags

CCSS.7.NS.A.1C

What is the correct answer when subtracting 2 and 1/3 from 5?

• 2 and 1/3

• 2 and 2/3

• 3 and 2/3

• 3 and 1/3

Tags

CCSS.7.NS.A.1C

What is the result of 6 and 4/5 minus 1 and 3/5?

• 4 and 2/5

• 5 and 2/5

• 4 and 1/5

• 5 and 1/5

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

When subtracting 2 and 3/7 from 5 and 1/7, what did Rob do to make the subtraction possible?

• He borrowed from the fraction part

• He borrowed from the whole number part

• He added the two mixed numbers together

• He simplified the fractions before subtracting

Tags

CCSS.7.NS.A.1C

What is the final answer when subtracting 1 and 5/8 from 6 and 1/8?

• 5 and 3/8

• 4 and 1/2

• 5 and 1/2

• 4 and 3/8

Tags

CCSS.7.NS.A.1C

What is the value of 3/3 when used in a mixed number?

• 1

• 2

• 4

• 3

What is the result of 3/3 minus 1/3?

• 2/3

• 1/3

• 3/3

• 4/3

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the value of 4/8 when simplified?

• 1/4

• 1/2

• 2/3

• 3/4

What is the first step to avoid the mistake of not subtracting the entire mixed number?

• Use stacked form

• Combine the whole number and fraction without any operation

• Ignore the whole number and only subtract the fraction part

• Use parentheses around the mixed number

Tags

CCSS.7.NS.A.1C