Positive and negative addition
-5+3
-2
4-(-4)
8
-1/3+1/4
-1/12
-1.5 + 2.3
.8
What is a positive number?
Any number greater than zero
10+(-9)
1
-12-4
-16
2 5/8 + (-1 4/10)
1 9/40
5.8 + (-3.7)
2.1
What is a negative number?
Any number less than zero
18+(-21)
-3
-23-24
47
-5 9/11 + (-2 5/7)
8 41/77
-8.35 + 2.49
-5.86
What is an integer?
A number greater or less than zero that is not a fraction or decimal.
-34+25
19
39-(-23)
58
-10 13/14 + 12 10/13
1 153/182
-19.23 + 15.29
3.94
What is a rational number?
Any number that can be written as a fraction or a decimal?
53+(-94)
-41
-96-103
-199
20 23/13 + (-35 8/35)
13 209/455
-50.73 + 72.98
22.25
What is the difference between an integer and a rational number?
An integer can not have a fraction or a decimal.