Addition of Integers, Mixed Numbers, and Decimals

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Which problem shown below is modeled with the chips?

• 8 + -6= 2
• 8 + 6= 14
• -8 + 6 = -2
• -8 + -6 = -14

What is the result of adding -7 and 5?

• -12
• -2
• 2
• 12

Calculate: -3.5 + 2.1

• -5.6
• -1.4
• 1.4
• 5.6

What is the sum of -2 1/4 and 16 3/4? Remember to simplify.

• 14 1/4
• -14 1/4
• 14 1/2
• -14 1/2

Find the result of -8 + (-3).

• -11
• 11
• -5
• 5

What is the result of adding -4.25 and 1.8?

• -6.05
• -2.45
• 2.45
• 6.05

What is the result of 3.7 + (-14.5)?

• -10.8
• 10.8
• -18.2
• 18.2

Calculate: -7.8 + 3.2.

• -11.0
• -4.6
• 4.6
• 11.0

What is 8 + (-3.5)?

• -4.5
• 4.5
• -11.5
• 11.5