Number Line Expressions
1
1
2/5
Yes - Fraction
What is the additive inverse of 23?
-23
What is the distance between 9 and 5 on a number line?
4 units
2/6
0.33333...
2
2
0.45
Yes - it is a terminating decimal
What number do you get when you combine additive inverses?
0
The temperature was 110C in the morning and 180C in the afternon. How much did the temperature change?
70C
1/4
0.25
3
3
0.3333333...
Yes - the decimal repeats
What is the sign of the solution for the expression 2 + (-8)?
Negative
What is the distance between -5 and -19 on a number line?
14 units
7/10
0.7
4
4
3.14159265359...
No
The decimal does not repeat OR terminate
What is the sign of the solution for the expression -3 -(-5)?
Positive
What is the distance between -12 and 5 on a number line?
17 units
5/8
0.625
5
5
5.364236423642...
Yes - the decimal repeats
What is the solution to the expression -9 + 13 + 9?
13
The temperature was 710F in the morning. The temperature increased by 160F in the afternoon and dropped 50F by the evening. What was the total change in temperature by the evening?
110F
19/40
0.475