What is the the next step to finding this answer?

Multiply to find each new numerator by the multiple used to get 12. (3 X1) (4 X 1)

Multiply 12 X 1 for both fractions to find a new numerator

This is a mistake, you don't need to convert to twelfths

Is this a correct answer?

No, you cannot add unlike denominators

Yes, the student correctly added.

Math Lab - Review

Quiz

•

Mathematics

•

7th Grade

•

Practice Problem

•

Medium

•

CCSS

7.EE.B.3, 7.NS.A.1C, 7.NS.A.2A

+18

Standards-aligned

Used 8+ times

FREE Resource

24 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Write 0.673 as a percent.

6.73%

67.3%

673%

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is 15% of 82?

12.3

123

1.23

Tags

CCSS.6.RP.A.3C

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find 80 % of 80

64

160

100

10

Tags

CCSS.6.RP.A.3C

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

-5 - (- 3)

-8

8

-2

15

Tags

CCSS.7.NS.A.1C

5.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

-18 +(-6)

3

-3

-12

-24

Tags

CCSS.7.NS.A.1C

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

-9 - 5

-14

4

-4

45

Tags

CCSS.7.NS.A.1C

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the AREA of this figure.

160 square feet

160 feet

abcdefghijklmnopqr
stuvwxyz

1600 feet

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

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Math Lab - Review

24 questions

Write 0.673 as a percent.

What is 15% of 82?

Find 80 % of 80

-5 - (- 3)

-18 +(-6)

-9 - 5

Find the AREA of this figure.

Find the area.

Find the area

What is the perimeter of this rectangle?

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