vocab/how to
what does withdrawal mean
taking out of your account
4-f=14
-10
what is the decimal equivalent to 1/13
0.07692
if the sum of 2 numbers is 0 and one number is 12 what is the other number?
-12
The buttons in an elevator go from -3 to 13. How many floors are in the building?
16
to find a decimal equivalent fraction I do what?
numberator divided by deominator
7 1/2 + 5 3/4 + 6 3/4 =?
18
what is the value of 1/5 ×5.3÷ 8/2
0.265
Karen collected 3 boxes of bottles to recycle. Jerry collected 2 1/2 times as many boxes as Karen. How many boxes did they collect all together?
10.5 boxes
3 x 2 1/2 = 7.5
together collected 10.5 =( 7.5 + 3)
Edward started his hike at an elevation of 115 feet below sea level. During the hike, he climbed 3200 feet. What is his new elevation?
3085 ft
how to find a new balance
starting balance- new balance
- (-4) (-2) - 2/4 (8+4)
_____________________
1/3
6.0 repeating
which shows same value as - 2/8 - 2/8
A. 2/8 + 2/8
B. -2/8+2/8
C. -2/8 + (-2/8)
D. 2/8 + (-2/8)
c
A chef takes a steak out of the freezer to prepare for dinner. The initial temperature of the steak is −10-10−10 degrees Fahrenheit. After leaving it on the counter for a couple of hours, the temperature rises to 404040 degrees Fahrenheit.
Question: What is the total change in temperature, in degrees Fahrenheit, for the steak?
40 - -10=50
Lisa started with 600 dollars. She spent 347 on an Lakers ticket. She then spent 6 dollars on popcorn at the game. She found 14 dollars in her jacket when sitting down. How much is she left with?
261 dollars
addition subtraction rules
same signs add and keep sign different signs subtract and take sign of bigger number
if we subtract a negative that is the same as adding
5 3/5 + 6 1/3 + 0 + 7 2/3 + f = 24
what is the value of f?
4 2/5 or 4.4
add fractions subtracg from 24 to find f
if x is 81 what is the equivalent expression to -x/9
-9
-81/9=-9
A diver starts at sea level and descends underwater at a rate of -4 meters per second. At the same time, a seagull is flying up from sea level at a rate of 2 meters per second. After 8 seconds, how far above the diver is the seagull?
48 meters above diver
-4(8)= -32 diver
2 (8)= 16 seagull
16- -32= 48 seagulls level - the diver
Lisa is organizing a community event and has a budget of $300. She decides to purchase the following items:
Question: What is the greatest number of snacks Lisa can buy with the remaining money?
22 snacks
How would I compare a fraction and a decimal
covert fraction to decimal so they are both decimals
What is the value of the expression:
1/3-(2/3+5/7)-2 1/5
M. -1/15 A. -11/15
X. -1 16/105 I. -3 26/105
I. -3 26/105 or -341/105
A submarine is diving underwater and traveling -14 meters per second. If the submarine stops diving at -448 meters, how long was the submarine diving?
448/14
32 seconds
mike hiked 2/4 miles for six days
dexter walked 3/4 miles for six days
who walked farther after six days
mike - 3 miles
dexter 4.5 miles
Dexter
In her science class, Monica measured an insect crawl 3 2/5 inches in one minute. The next minute the insect crawled 2 7/8 inches. In the third minute, the insect crawled 3.2 inches. In which minute did it crawl the farthest? How many inches did it crawl in total?
3 2/5
convert all to decimals
3.4 is the largest number