True or False:
0.45 to a percent is 45%
True
24 + 235 + 63
322
Write 3 examples of a whole number
Answer can be any number that is greater than zero and does not have any fractions or decimals.
How many sides does a triangle have?
A triangle has 3 sides
4x + 12x - 3
16x - 3
When converting a decimal to a percentage what way do you move the decimal point?
Move the decimal 2 places to the RIGHT.
1,000 - 567 + 53.4
486.4
True!
10/5 equals 2.
2 is an integer
A backyard is 20 ft long and 15 ft wide. What is the perimeter of the yard?
P=l+l+w+w
P=20 + 20 + 15 + 15
P= 70 ft
6x - 2(x + 4)
4x + 8
Convert 12% to a decimal.
0.12
234,490 + 2,876 - 135.78
237,230.22
Write an example of a rational number and an integer
Rational number: any number positive or negative. It can be a decimal or fraction.
Integer: any positive or negative number without a fraction or decimal
What is the definition of a right triangle?
A right triangle is a triangle with one right angle.
-9 + 2(1-3s)
-7 - 6s
Convert 1/3 to a percent
33.33%
23,789 - 425 + 657 + 333
24,354
What is the different between rational numbers and integers?
Rational numbers can be fractions and decimals.
Integers can only be whole numbers and their opposite
Find the area and perimeter for a rectangle that is 43 cm by 23cm.
Area = 989 cm2
Perimeter = 132 cm
Which expression is equivalent to (6 x p) + 3? Then, solve.
A. 3 - (6 x p)
B. 3 + (p x 6)
C. 6 + 3 x p
D. 6 x (p + 3)
B. 3 + (p x 6)
3 + 6p
Samantha baked 30 cookies. She gave away half of them to her friends. What percent of cookies did she give away?
Samantha gave away 50% of her cookies.
First, combine 487 and 48,777. Then, subtract 212. Then, minus 42. Last, add 607.
49,617
Write the definition for whole numbers, integers, and rational numbers. Give an example for each.
Whole numbers - numbers greater than zero. Example: 4
Integers - whole numbers and their opposite. Example: -6
Rational Numbers - written as a fraction with integers or decimal. Example: 1.5
Name 3 types of triangles, classified by sides and write their definitions
Isosceles Triangle a triangle with two equal sides
Scalene Triangle - a triangle with all different side lengths
-(y+3) + 8(1-6y)
5 - 49y