word problems
The storeroom has 64 blue containers of rock in the side room. Workers are able to haul off 30 containers every 4 days. How many containers will still remain in the side room after 6 days?
19 containers
rational numbers are?
Numbers that can be written as fractions, and terminating decimals
What is the answer to 12x+25=82
4.75
Example of a whole number
1, 2, 3, 4, etc
When dividing a negative and positive is the answer negative or positive?
negative
The number of grains in 2 cups of sand is 3,238,232. If you remove 1,239,292 grains, how many will be left for you and Carl to play with?
1,998,940
Whole numbers are?
Numbers that can be written as fractions, and terminating decimals
What is the circumference of the circle? Radius is 5cm
formula: C=2(3.14)r
31.4 cm
example of a terminating decimal?
6.85 etc
When subtracting negative numbers, what do you do?
You flip the sign on one of them, and switch it to addition
The football coach bought 12 ham pizzas for the gang. If each pizza had 8 slices and 2/3 of all slices are eaten, how many slices were left over?
4
Integer numbers are?
Whole numbers and their opposites.
What is the value of X? 6x - 22 > 94
X > 19.3
example of a repeating decimal
Pi, 6.33, etc
How do you turn a fraction into a decimal?
divide the numerator (the top number) by the denominator (the bottom number)
There are 747,895 people who live in the beautiful city of San Diego and 346,593 who live in Green River. What is the total number of people who live in both cities?
1094488
Natural numbers are?
0
3/6(2 1/2)
7 ½ or 7 3/6
Example of an Integer
-26
how do you find circumference?
C=2(3.14)r
Sarah can throw 80 fast curve balls in 2 minutes. How many curve balls can Sarah throw in 15 seconds?
about 22 fast curveballs in 15 seconds
What is an Irrational Number?
Numbers that are repeating decimals/ never end.
What is 4x7
28
Example of an Irrational number
3.14159~ so on so fourth
What is the formula to a Rectangular prism?
V=Bh