Comparing Numbers
Which is great 7 or -2?
7
On a number line, is -3 to the left or right of 2?
A number greater than 0
Positive
-2+3
1
Sam is at +4 on a number line. He moves left 3 spaces. What number is he on now?
1
Put these numbers in order for least to greatest
3, -1, 0
If you start at 0 and move three spaces to the left, which number do you land on? Write the number.
-3
A number less than 0
Negative
-5+2
-3
A thermometer shows −2∘ in the morning and rises 5∘ by noon. What is the new temperature? Show the equation.
3 degrees
Which number is greater: -5 or -9? Explain why.
-5. It is closer to 0.
Draw (or imagine) a number line from -5 or 5. Where is 4? Where is -4? Which is farther to the right?
4
A positive number is ALWAYS ___________ than a negative number.
Greater
-6-3
-9
Maria owes −6 tokens (she is 6 tokens in debt). She earns 44 tokens. How many tokens does she have now?
38
Which is larger and explain. 10 or -10
10. A positive will always be bigger than a negative.
-6, -2, 1, 3
True/False: A negative number can sometimes be bigger than a positive number.
False
-4 + -3
-7
A mountain top is at +8 and a valley is at −3. What is the difference in height between them? Show your subtraction or number-line thinking.
11
Put these in order from least to greatest. -2, -7, 1, -1, 10
-7, -2, -1, 1, 10
A submarine is at -8 meters below sea level. It rises 6 meters. Where is it now? Show movement on a number line.
-8+6=-2
What is an integer?
Any whole number and its opposite
-10-7
-17
Ben is at −7 on the number line. He moves right 12 spaces, then left 5 spaces. What number is he on at the end? Show each step.
0