The Real Number System
What subset(s) would π (pi) go into?
Irrational
What is the positive and negative √ 25?
5 and -5
Which number is bigger 2/9 or 23%?
23%
A book costs $20. If the sales tax is 8%, what is the sales tax?
$1.60
A laptop costs $500. The store adds a 7% sales tax. What is the total cost?
What subset(s) would the fraction 2/3 go into?
Rational
What two consecutive integers would the √87 be between?
9 and 10
Which number is smaller √234 or 15.2
15.2
A restaurant bill is $40. If you leave a 15% tip. What is the tip?
$6.00
A coat originally costs $120.78. It’s on sale for 30% off. After the discount, what is the total cost?
$157.01
What subset(s) would 11 go into?
Rational, Integer, Whole, Natural
What is the two consecutive numbers that √123
11 and 12
Which number is bigger 2/3 or 4/5
4/5
A jacket costs $32.89. The sales tax is 4%. What is the tax?
$1.32
A dinner bill is $60. You leave a 20% tip. What is the total cost of the bill including tip?
$72
What subset(s) would 0 go into?
Rational, Integer, Whole
What integer is closest to the √51?
7
Order from least to greatest
√23, 5.6, 468%
468%, √ 23, 5.6
A video game cost $49.99. The sales tax is 8%. What is the tax?
$4.00
A pair of headphones costs $80. There’s a 15% discount and then a 5% sales tax is added to the discounted price. What is the total cost?
$71.40
What subsets would this group of numbers go into?
4, 1/5, 8.9543112....., 0
Irrational
What integer is the closest to -√77
-9
Order these greatest and least
√ 0.1, 6/7, 0.8
6/7, 0.8, √ 0.1
A resturant bill costs $ 145.20. The tip is 20%. What is the tip?
$29.04
A winter coat is originally $150. It’s on sale for 20% off. After the discount, a 7% sales tax is added. What is the final price?
$128.40