Class 7th : Rational Numbers

 $If\ \frac{-8}{-9}=\frac{-16}{?},\ then\ ?\ =$  

• 18

• -18

• 9

• -9

Tags

CCSS.7.EE.B.3

CCSS.7.EE.B.4

CCSS.7.NS.A.2

CCSS.7.NS.A.3

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Which of the following is a negative rational number?

• 1/2

• 3/4

• -4/-5

• 2/-3

Tags

CCSS.7.EE.B.3

 $The\ sum\ \frac{5}{4}+\frac{25}{-4}=$  

• Not defined

• 0

• -5

• 5

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

 $\frac{2}{9}\times\frac{27}{8}=$  

• 4/3

• 3/4

• 3

• 4

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

The sum of the rational numbers – 8/19 and -4/57 is _____

• -5/57

• 7/22

• -28/57

• 4/27

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

What number should be added to 3/8 to get -1/24?

• -5/12

• -7/23

• 31/72

• 2/33

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

Which of the rational numbers 4/9, -5/6, -7/-12 and 11/-24 is the smallest?

• 4/9

• -5/6

• -7/-12

• 11/-24

Which of the rational numbers -4/9, 5/-12, 7/-18, 2/-3 is the greatest?

• -4/9

• 5/-12

• 7/-18

• 2/-3

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

CCSS.6.NS.C.7

Simplify: 2/3 + -4/5 + 7/15 + -11/20

• -1/5

• -13/60

• -4/15

• – 7/30

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.1

CCSS.7.NS.A.3

What number should be subtracted from -3/4 so as to get 5/6?

• -3/10

• -5/24

• -19/12

• 19/12

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3