Random Review
When adding two negative the answer is:
negative
Add the integers
6+(-4)
2
Subtract the integers
117-119
-2
Multiply the integers
(-3)·(2)
-6
Divide the integers
15 ÷ -3
-5
How do you change a fraction to a decimal?
Divide the numerator (top) by the denominator (bottom)
What do you use Keep change change (KCC) for?
To subtract Integers
Add the integers
-6 + (-11)
-17
Subtract the integers
-5-7
What is -12?
Multiply the integers
(3)·(-6)
-18
Divide the integers
-28/7
-4
How do you change a mixed number to an improper fraction
Popcorn method, bottom x whole+ top
| –45 |
45
Add the rational numbers.
-1/5 + -3/5
-4/5
Subtract the rational numbers.
12/4 - (-1/8)
3 1/8
(-7)·(-7)
49
Divide the integers.
-54/9
When multiplying a negative and a positive the answer is?
negative
Add the rational numbers.
9.2 + (-2.8)
6.4
Subtract the rational numbers.
2.86 - 12.1
-9.24
(-15)·(-9)
135
Divide the integers
125/5
25
What are rational numbers?
A number that can be written as a fraction.
Add the rational numbers. Hint: Make their forms match!
(-1/4) + (-2/5)
-13/20
Subtract the rational numbers.
(-1/4)- (-2/4)
0.42 or
1/4
Multiply the integers
2·(-7)·(-1)
14
Divide the integers
-3/2/8/1
-3/16
how do you divide two fractions?
multiply by the second fraction reciprocal