Comparing Numbers
Write a temperature that is warmer than -5 degrees Celsius.
Example: -3, 0, 10
Order from least to greatest:
-3, 6, 2, -1
-3, -1, 2, 6
List the inequality that means each of the following:
greater than: ______
less than: _______
greater than or equal to: _______
less than or equal to: _________
>
<
List all multiples of 10 up to 100
10, 20, 30, 40, 50, 60, 70, 80, 90 100
greatest common factor
5 degrees Celsius is warmer than -5 degrees Celsius. Write an inequality to show this.
5 > -5
or
-5 < 5
Order from least to greatest:
1/2, -1, 2, 0, 1 1/2
-1, 0, 1/2, 1, 1 1/2, 2
The winners of the Pi day contest memorized more than 20 digits of Pi.
Write an inequality to represent how many numbers they memorized, n.
n > 20
List all multiples of 15 up to 100
15, 30, 45, 60, 75, 90
List all the factors of 42
1, 2, 3,6, 7, 14, 21, 42
Graph all temperatures that are warmer than -2 degrees on a number line.
open point at -2, drawn to the right.
Order from left to right
-1/4, 2/4, -3/4, 1/4
-3/4, -1/4, 1/4, 2/4
The winners of the Pi day contest memorized less than 100 digits of Pi.
Write an inequality to represent how many numbers they memorized, n.
n < 100
30, 60, 90
List all the factors of 15
1, 3, 5, 15
Write an elevation that is further from sea level than 10 feet.
Anything higher than 10.
Examples: 11, 20, 100
Order from left to right
-1/6, 2/6, -5/6, 1/6
-5/6, -1/6, 1/6, 2/6
They read more than 3 books and less than 12 books this year. Write two inequalities to represent how many books they read, b.
b > 3
b < 12
A green light blinks every 4 seconds and a yellow light blinks every 5 seconds. When will both lights blink at the same time?
20 seconds
What is the greatest common factor of 42 and 15?
3
Graph all elevations higher than 10 on a number line.
Open point at 10, drawn to the right
Order from left to right:
1/9, 2/5, -2/3, -1/6
-2/3, -1/6, 1/9, 2/5
The team exercises for more than 20 minutes but less than 60 minutes. Write an inequality to represent how many minutes they exercised, x.
Cups are sold in packages of 8. Napkins are sold in packages of 12. What is the fewest number of packages of cups and the fewest number of packages of napkins that can be purchases so there will be the same number of cups and napkins?
24
A teacher is making gift bags. Each bag is filled with an equal number of pencils and stickers. What's the greatest number of bags she can make if there are 24 pencils and 36 stickers?
12 bags (2 pencils and 3 stickers)