Integers I
-4 + -5 =
- 9
-5 x 4 =
-20
1/5 + 2/5 =
3/5
4/10 - 3/10 =
1/10
Simplify
12/16
3/4
What is the rule for addition of integers?
Same Signs: Add
Different Signs: Subtract
What is the rule for Subtracting Integers?
Change the Subtraction Problem to an Addition
By Adding the Opposite
or
Keep Change Opposite
What is the method to use for addition and subtraction of fractions?
Smile Face Method
3/4 - 1/6 =
14/24 = 7/12
What is the Opposite of 44?
-44
-70 div 5
-14
-44 + 82 =
38
3/6 div 4
3/24 = 1/8
Compare <, >, =
3/4 ...........3/5
>
Change the subtraction problem to an addition problem
55 - 75 =
55 + (-75)
406 - 803 =
- 397
- 378 - ( -500) =
122
3/9 + 2/8 =
7/12
What is 1/6 of 402?
67
What is 2/5 of 350?
140