09/23 Adding and Subtracting Monomials

Authored by Heidi Arwood

Mathematics

6th - 8th Grade

CCSS covered

Used 1+ times

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10 questions

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MULTIPLE CHOICE QUESTION

20 sec • 1 pt

-20x⁶ + (-10x⁶)

10x¹²

-30x⁶

-10x⁶

-30x¹²

Tags

CCSS.HSA.APR.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

-20x⁶ + (-10x⁶)

10x¹²

-30x⁶

-10x⁶

-30x¹²

Tags

CCSS.HSA.APR.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Find the sum of 16y² and -5y².

-11y²

21y²

11y²

16y² - 5y²

Tags

CCSS.HSA.APR.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

2x² + 3y - 2x + 5y + 2x

2x² + 8y

2x + 8y

2x + 5y

2x² + 4x + 8y

Tags

CCSS.6.EE.A.3

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

10m²n + 7mn² - m²n

9m²n + 7mn²

16m²n

17m²n - mn²

No change

Tags

CCSS.7.EE.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Subtract 9a and -15a.

-6a

-24a

24a

Tags

CCSS.7.EE.A.1

FILL IN THE BLANKS QUESTION

1 min • 1 pt

The degree of the monomial
$2x^2y^3$ is (a) .

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify the following monomial: $-5a^2b^{2\ }-\ a^2b^2$

$-6a^2b^2$

$-4a^2b^2$

$6a^2b^2$

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

10.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Check it out! There's more going on in this one! Find the difference by combining like terms: $3\left(x^3+8x\right)-2\left(x^3+12\right)$

$x^3+24x-24$

$x^3$

$x^9-x^6+8x^3-24$

Tags

CCSS.6.EE.A.3

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09/23 Adding and Subtracting Monomials

-20x6 + (-10x6)

-20x6 + (-10x6)

Find the sum of 16y2 and -5y2.

2x2 + 3y - 2x + 5y + 2x

10m2n + 7mn2 - m2n

Subtract 9a and -15a.

The degree of the monomial 2x2y32x^2y^32x2y3 is (a) .

Simplify the following monomial: −5a2b2 − a2b2-5a^2b^{2\ }-\ a^2b^2−5a2b2 − a2b2

2x2 + 3y - 2x + 5y + 2x

Check it out! There's more going on in this one! Find the difference by combining like terms: 3(x3+8x)−2(x3+12)3\left(x^3+8x\right)-2\left(x^3+12\right)3(x3+8x)−2(x3+12)

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-20x⁶ + (-10x⁶)

-20x⁶ + (-10x⁶)

Find the sum of 16y² and -5y².

2x² + 3y - 2x + 5y + 2x

10m²n + 7mn² - m²n

The degree of the monomial
$2x^2y^3$ is (a) .

Simplify the following monomial: $-5a^2b^{2\ }-\ a^2b^2$

2x² + 3y - 2x + 5y + 2x

Check it out! There's more going on in this one! Find the difference by combining like terms: $3\left(x^3+8x\right)-2\left(x^3+12\right)$