Multiplying Rational Numbers
Adding Rational Numbers
Subtracting Rational Numbers
Dividing Rational Numbers
Complete the sentence
100
(-4) * 5 =
-20
100
7.824 + 23.5=
31.324
100
4 - 5 =
-1
100
60 / 5
12
100
When subtracting rational numbers we can also
_____ ______ ______
ADD THE OPPOSITE!
200
-5 * -5 =
25
200
-14 + -8
-22
200
- 20 - (-4) =
-16
200
-14/2
-7
200
When multiplying or dividing a positive by a positive we get a ______ number.
When multiplying or dividing a negative by a negative we get a _______ number.
positive
positive
When multiplying the same signs together, the answer will be a positive signed number
300
9 * -7 =
-63
300
-13 13/10 or -14 3/10
300
32 - (-30) =
62
300
-34.6/2
-17.3
300
A fraction with a bigger number as the numerator, and a smaller number as the denominator is called an ____
Improper Fraction
400
-79.3 * 3 =
-237.9
400
–33 + 91
58
400
–3.37 – 9.668
-13.038
400
542.7/-9
-60.9
400
A whole number with a fraction is called a _____
Mixed number
500
-634 * -5.4 =
3423.6
500
–16 + –25
-31
500
-5.5 + (-10.75) =
-16.25
500
-5/6 divide 1/3
-15/6 or -2 3/6 or -2 1/2
500
Absolute value is __________
It is always _______
a number's distance from zero on a number line
positive