Adding Subtracting Positive Negative Decimals

-1.2 - 2.44

• 3.46

• -3.46

• -3.64

• 3.64

We use the rule "if the signs are the same the answer is positive and if the signs are different the answer is negative" when we are _____________. (check all that apply)

• adding integers

• subtracting integers

• multiplying integers

• dividing integers

We sing the song "same sign add and keep..." when we are _________. (check all that apply)

• adding integers

• subtracting integers

• multiplying integers

• dividing integers

We sing the song "KCC - its easy as 1-2-3" when we are _________. (check all that apply)

• adding integers

• subtracting integers

• multiplying integers

• dividing integers

- 2.09 - 15.271

• -17.361

• 13.181

• 17.361

• -13.181

4.16 - 9.043

• -4.883

• 13.203

• 4.883

• -13.203

-51 + 81.623

• 30.623

• -30.623

• 132.623

• -132.623

- 5.62 + (- 12.9)

• -6.91

• - 18.52

• 6.28

• 6.91

-3.25 + 7.25

• -10.5

• 4

• -4

-7.9 - 4.25

• 3.65

• -3.65

• -12.15

• -5.94