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Snapshot 11/17/20

Last updated over 5 years ago

7 Nsɛmmisa

Draw a model to show the addition of integers.

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1) Draw + signs to represent positive numbers

2) Draw - signs to represent negative numbers

3) Circle “zero pairs” to show that one negative, and one positive cancel out to make zero.

1

1

1

1

1

1

1

Asemmisa {{asɛmmisaAhyɛnsode}}

1.

- 7 + 2

Asemmisa {{asɛmmisaAhyɛnsode}}

2.

- 3 + -5

Asemmisa {{asɛmmisaAhyɛnsode}}

3.

- 3 + 3

Asemmisa {{asɛmmisaAhyɛnsode}}

4.

8 + -2

Asemmisa {{asɛmmisaAhyɛnsode}}

5.

No model needed. What is -10 + -40?

Asemmisa {{asɛmmisaAhyɛnsode}}

6.

No model needed. What is -100 + 20

Asemmisa {{asɛmmisaAhyɛnsode}}

7.

Find the difference: 3/4 - 1/2