Adding and Subtraction + / -
What is the rule when you add the two negative numbers?
You add the numbers and keep the negative sign
What sign is a negative times a negative
Positive
3/12 + 2/12
5/12
-1.5 + - 2.8
-4.3
45 How many 4's would you write down (selfie)
5 times
4 x 4 x 4 x 4 x 4
What is the rule when you add a positive and negative number?
Subtract and keep the sign of the bigger number (absolute value)
What sign is a negative divided by a positive
negative
6/12- 4/12 (Simplify)
1/6
7.5 + -5.2
2.3
(- 3)2
9
-14+ 9
-5
27
Make this fraction into an improper fraction. (Top Heavy) 2 2/3
8/3
2.87 - 0.9
1.97
- 2 - ( -7) - 3
2
-12- (-4)=
-8
-40/8
-5
-4/7 x 2/3
-8/21
18.2 x -.3
5.46
At 7am the temperature was 15 degrees. By 3pm the temperature dropped 18 degrees. What temperature is it now?
-3 degrees
3+ (-1)- 9
-7
(-4/2)2
4
3/4 divided by 1 2/5
15/28
You went to the store and had $24.00 in your wallet. You bought two taki bags for $2.80 each. How much money do you have left?
$ 18.40
What is the distance between 3 and -9 (think of a number line)
12