Math 7 - Week 3 Review

When showing 3 - 8 on a number line, I should:

• start at 3 and move 8 units right

• start at -3 and move 8 units left

• start at 3 and move 8 units left

• start at 8 and move 3 units left

Tags

CCSS.7.NS.A.1B

When showing -2 + 5 on a number line, I should:

• start at -2 and move 5 units right

• start at 5 and move 2 units left

• start at 2 and move 5 units right

• start at -2 and move 5 units left

Tags

CCSS.7.NS.A.1B

7 - (-5) is the same thing as:

• -7 + 5

• 7 + 5

• 7 - 5

• -7 - 5

Tags

CCSS.7.NS.A.1C

8 + (-3) is the same thing as:

• -8 + 3

• -8 - 3

• 8 + 3

• 8 - 3

Tags

CCSS.7.NS.A.1B

5 - 9

• -4

• 4

• 14

• -14

Tags

CCSS.7.NS.A.1C

-15 + 5

• -20

• 20

• -10

• 10

Tags

CCSS.7.NS.A.1C

-3 + (-7)

• 10

• -4

• -10

• 4

Tags

CCSS.7.NS.A.1C

2 + (-1)

• 1

• -1

• 3

• -3

Tags

CCSS.7.NS.A.1C

-3 - (-8)

• 5

• -5

• 11

• -11

Tags

CCSS.7.NS.A.1C

6 x -3 means:

• 6 groups of 3

• the opposite of 6 groups of 3

• 6 groups of -3

• the opposite of 6 groups of -3

Tags

CCSS.7.NS.A.2A