Adding and subtracting rational numbers

What is 2/3 + (-1/3)?

• -1/3

• 1

• 1/3

• -1

Tags

CCSS.7.NS.A.1C

Is -1/3 - 4/5 positive, negative, or zero?

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.1C

Find the value of the expression (-8.6) + 7.2

• -1.4

• 1.4

• 15.8

• -15.8

Tags

CCSS.7.NS.A.1C

Is 2/5 - (-5/6) positive, negative, or zero?

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.1C

Find the value of the expression 2/5 - (-5/6)

• 13/30

• -13/30

• -37/30

• 37/30

Tags

CCSS.7.NS.A.1C

Find the value of the expression -1/3 - 4/5.

• -17/15

• 17/15

• -7/15

• 7/15

Tags

CCSS.7.NS.A.1C

Which shows an equivalent expression to -1/3 - (-5/12)

• 1/3 + 5/12

• -1/3 + 5/12

• 1/3 + (-5/12)

• -1/3 + (-5/12)

Tags

CCSS.7.NS.A.1C

Find the value of the expression -1/3 - (-5/12).

• -9/12

• 9/12

• -1/12

• 1/12

Tags

CCSS.7.NS.A.1C

Find the value of the expression 3.1 + (-6.3).

• 3.2

• -3.2

• 9.4

• -9.4

Tags

CCSS.7.NS.A.1C

The temperature one morning was -4.7 degrees and rose to 11.6 degrees that night. Find the change in the temperatures.

• 6.9 degrees

• -6.9 degrees

• 16.3 degrees

• -16.3 degrees

Tags

CCSS.7.NS.A.1C