Add or Subtract Positive and Negative

When I have the same sign, as in:

6+ 7 or -6 + (-7)

I must first ____________ the values.

• add

• subtract

• multiply

• divide

Tags

CCSS.7.NS.A.1C

After I add the values, as in

6 + 7 or -6 + (-7)

How do I know which sign to use?

• always make it positive

• I look for the higher value

• I keep the sign the same

Tags

CCSS.7.NS.A.1C

-3 + (-4) = _____

• 1

• -1

• 7

• -7

Tags

CCSS.7.NS.A.1C

One positive along with one negative equals __________

( + - )

• positive

• negative

• zero pair

• equation

Tags

CCSS.7.NS.A.1C

When we add a positive and a negative number, we must subtract 1st. How do we know which sign to use for our answer?

• which sign has the larger value

• It will be the one that we see first

• It is always positive

• It is always negative

Tags

CCSS.7.NS.A.1C

So 5 + (-7) = _____________

• 2

• -2

• 12

• -12

Tags

CCSS.7.NS.A.1C

The signs are ___________________ in this math expression:

5 + (-7)

• the same

• different

Tags

CCSS.7.NS.A.1C

When we add a positive and a negative number, we must subtract first. How do we know which sign to use for our answer?

• chose the sign of the integer that has the larger value

• It will be the one that we see first

• It is always positive

• It is always negative

Tags

CCSS.7.NS.A.1C

6 + (−2) =

• 8

• 4

• -4

• -8

Tags

CCSS.7.NS.A.1C