Real Number System
What are the two main categories of numbers in the real number system?
Rational and Irrational Numbers
Estimate the square root of 50 to the nearest whole number.
7
What is 3/4+1/12?
5/6
Which is larger, 0.75 or 4/5?
4/5 = 0.8
What sport did Mrs. Boswell play in college?
Soccer
Name three types of irrational numbers.
Non-terminating, non-repeating decimals. Square roots of non-perfect squares and Pi
What is the square root of 144?
12
What is 12(5/6)?
10
Order the following numbers from least to greatest: 2.5, square root of 7, 3.1.
It's already in least to greatest order.
How many kids does Mrs. Boswell have?
2
Is the square root of 16 rational or irrational? Explain why.
Yes. It is 4, a whole number.
How can you determine if a number is a perfect square?
There is a factor that when multiplied with itself will give you the perfect square.
What is 4.5(1.2)?
5.4
Which is larger, -52 or -15?
-15
What is Mrs. Boswell's favorite color?
Purple
What categories do the number -12 belong to?
Integer, Rational, and Real Number
Estimate the square root of 20 by comparing it to the perfect squares you know.
It's in between the square root of 16 and 25. It is closer to the square root of 16 slightly so it is most likely 4.4.
What method do you use when dividing fractions?
Keep. Change. Flip.
How did Mrs. Boswell tell you she wants you to order real numbers? What does she want you to use?
*hint: it helps you order from least to greatest*
NUMBER LINE
What is Mrs. Boswell's favorite season?
Fall or Autumn (whatever you call it)
What do we round Pi to?
3.14 OR 3 if you're solving a multiple choice problem.
Estimate the square root of 257.
16.1
What is 3/10 divided by 9/5?
1/6
What is smaller, 6 or the square root of 15?
square root of 15
How old is Mrs. Boswell
32