Fractions/Decimals/%
Write 0.30 as a fraction
30/100
What does PEMDAS stand for?
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
Give an example of a variable.
x, y, b... etc.
What is the Area of a shape?
The space (square units or surface area) of the inside of the shape.
Y = mx + b
What does m represent?
The slope or rise over run
Write 25% as a decimal
0.25
If Chloe earns $10 each hour for dog-sitting, and she works for 3 hours, how much does she earn?
What key words tell us what operation to use?
"Earns each hour"
What is a variable?
A placeholder to represent an unknown value.
What is the perimeter of a shape?
The length of the outside of a shape.
Y = mx + b
What does m represent and what does b represent?
m = slope
b = y intercept
write 1/4 as a decimal
0.25
What do we solve first?
2(10 - 5) + 3 =
10-5 because it is in the parenthesis
Solve for X:
X + 2 = 10
X = 8
How do you measure the perimeter of a shape?
Add the lengths of the sides.
For the line y = 1/2x + 6
What is the y-intercept (or starting point)?
6
Write 1/2 as a decimal and a %
0.5
50%
Solve:
(12 - 10)2 +20 =
Parenthesis: (12-10)
Exponent: (2)2
Addition: 4 + 20
= 24
Solve for B:
3B = 15
B = 5
30 ft2
For the line y = 2x - 3
What is the slope and what is the y-intercept?
Slope = 2/1
Y-intercept = -3
Write 1.5 as a fraction and a %
1 1/2
150%
Ms. Nydia has $20 and invests it. If she triples her money, how much does she make?
$60
Solve for x:
x / 2 = 10
20
What is the area and perimeter of a rectangle that is 10 feet high and 3 feet long?
Perimeter is 36 feet
Area is 30 ft2
Graph the line:
y = 1/4x + 2
See Ms. Nydia's graph