Fractions/Decimals/Percents
1/8 + 3/8 =
1/2
-----------------
1/8 + 3/8 = 4/8 = 1/2
12 - 3 x 3 - 1 =
4
--------------------
12 - 9 + 1
3 + 1
4
How many SF does 429 have?
3
convert this ratio to a fraction 3:4
3/4
Convert 3 m into cm
(1 m = 100 cm)
300 cm
Convert 0.4 into a fraction
2/5
------------------------
4/10 = 2/5
Round 341 to the nearest HUNDRED
300
How many SF does 4,005 have?
4
Simplify 6:14
3:7
Convert 33,000 mg into g
(1 g = 1,000 mg)
33 g
Convert 3% into a decimal
.03
Round 0.1277 to the nearest THOUSANDTH
0.128
Put 367 into scientific notation
3.67 x 10^2
If there are 18 cats and 9 dogs what is the ratio of DOGS to CATS?
1:2
Find the Perimeter of a rectangle with length 12 cm and width 4 cm
32 cm
--------------
12 + 12 + 4 + 4
2/3 + 1/5 =
13/15
--------------
10/15 + 3/15 = 13/15
24 + 6 รท 3 x 5 x 2^3 - 9
95
How many SF does 0.00900 have?
3
If it takes 2 people 2 hours to clean, but it takes 1 person 4 hours to clean. Are the NUMBER OF PEOPLE and the NUMBER OF HOURS Directly Proportional or Inversely Proportional?
INVERSELY
How do you find the Area of a circle?
pi r^2
Convert 3/4 into a percent
75%
---------------------
3/4 = .75 = 75%
Round 113.512 to the nearest WHOLE number
114
put 0.000189 into scientific notation
1.89 x 10^-4
$20 needs to be split between 2 people in a 1:4 ratio. How much money does the first person get?
$4
What is the difference between Surface Area and Volume?
SA -The area of an object's surface
(square units)
Volume - the amount of space an object takes up (cubed units)