Adding and Subtracting Rational Numbers

9 + -6.73

• 2.27
• -2.27
• 15.73
• -15.73

Tags

CCSS.7.NS.A.1C

Add: 1/4 + (-3/8)

• 1/8

• -1/4

• -1/8

• 1/4

Tags

CCSS.7.NS.A.1C

-2.61 + (-6.88)

• 9.49
• -9.49
• 4.27
• -4.27

Tags

CCSS.7.NS.A.1C

Remember to watch the signs of the fractions!

• -43/45
• 43/45
• -867/45
• 867/45

Tags

CCSS.7.NS.A.1C

- 1/3 + (-1/6)

• -1/2
• -2/6
• 1/3
• -2/18

Tags

CCSS.7.NS.A.1C

True or False? -4 is an integer?

• true

• false

True or False?

-7.2 is an integer

• True

• False

True or False?

8/5 is a rational number

• True

• False

A negative multiplied by a negative is _______________________ a negative.

• Always
• Sometimes
• Never

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

A positive subtracted from a positive is ___________________________ a negative.

• Always
• Sometimes
• Never

Tags

CCSS.7.NS.A.1C