Integers
Rational Numbers
Operations with Integers
Operations with Rational Numbers
Random
100
What is the opposite of -42?
42
100
What two types of decimals are rational numbers?
Terminating; Repeating
100
2 - 3=
-1
100
1/2 * -3/4
-3/8
100
1/2 + 1/8
5/8
200
What is absolute value?
The distance from 0 on a number line; always given as a positive number.
200
A number is a rational number when it can be...
written as a fraction.
200
(-4 + 7) +4 =
7
200
-0.2 divided by 0.6
-0.33 repeating
200
10.2 - (-1.2)
11.4
300
|-2| ___ 2
equal to; =
300
Convert -1.8 into a fraction.
-1 4/5
300
-2 * 2 * -4
16
300
(-2 3/8) * (-1/8) * (-1/2)
-19/128
300
-2.5 divided by 6
-0.4166 (repeating)
400
|-6| ____ |-3|
greater than; >
400
Convert -3 8/11 into a decimal.
-3.72 (repeating)
400
The temperature was 6 degrees in the morning, it went up 15 degrees in the afternoon, and then fell 26 degrees over night. What is the new temperature?
-5 degree
400
-2.85 - (-1.62)
-1.23
400
How many 3/4 gallon tubs of ice cream can be made out of 7 gallons?
9 whole 3/4 gallons with 1/3 of 3/4 of a gallon left over
500
|8-12|
4
500
Order the following from least to greatest: 3.45; |-8|; -1/4; -0.255; 7 3/8
-0.255; -1/4; 3.45; 7 3/8; |-8|
500
You have 3 group of children you teach basket weaving to: • The first group has 40 students. • The second group has 32 students. • The third class group had 48 students. You wants to divide each class into groups so that every group in every class has the same number of students and there are no students left over. What is the maximum number of students that she can put into each group?
8
500
-9.8 - 2/3 =
-10 7/15
500
To subtract rational numbers you...
ADD THE OPPOSITE!