adding and subtracting rational numbers

⁸/₁₅  +  (-⁶/₁₅)

• 14/15
• -2/15
• 2/15
• -14/15

Tags

CCSS.7.NS.A.1C

 ¼ − (-¾)= 

• -1/2
• 4/0
• 1
• None of the above

Tags

CCSS.7.NS.A.1C

-1/2 + 2/3=

• 1/6

• 3/5

• 1/5

• -2/6

Tags

CCSS.7.NS.A.1C

-6.5 + (-0.5) 

• -7
• 7
• 6
• -6

Tags

CCSS.7.NS.A.1C

When adding rational numbers with the same sign, you must:

• Subtract and keep the sign of the biggest number

• Add together and keep the sign

• Keep, change, switch

• Add the opposite

Tags

CCSS.7.NS.A.1C

34.5 + (-7)

• -41.5
• 41.5
• -27.5
• 27.5

Tags

CCSS.7.NS.A.1C

-8⅚ + -2⅕

• -11 1/30
• 11 1/30
• -10 6/11
• 10 6/11

Tags

CCSS.7.NS.A.1C

What is -3½ - 4½=

• 7½
• 8
• -1½
• -8

Tags

CCSS.7.NS.A.1C

Find  -6.23 - 7.5

• 13.73
• 1.3
• -1.2
• -13.73

Tags

CCSS.7.NS.A.1C

What is the difference of the given problem?

• 
• 
• 
• 

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2