Name of a Number Study the example problem shaowing how to find the percent of a number. Then solve problems 1-6. Example In an after-school sports program, 70% of 400 students play soccer. How many students play soccer? You can use a model to find 70% of 400. 40 40 40 40 40 40 40 40 40 40 0% 10% 20% 30% 40% 50% 60% 70% 80% 90O% 100% The model shows 400 divided into groups of 40. Each group of 40 represents 10% of 400, so 7 groups of 40 represent 70% of 400. This means that 70% of 400 is 7.40, or 280. There are 280 students who play soccer. 201400 What is 70% written as a fraction?101400 expression that represents 70% of 400. Compare the answer to the one you got using the model. Use the fraction to write and evaluate a multiplication
Name of a Number Study the example problem shaowing how to find the percent of a number. Then solve problems 1-6. Example In an after-school sports program, 70% of 400 students play soccer. How many students play soccer? You can use a model to find 70% of 400. 40 40 40 40 40 40 40 40 40 40 0% 10% 20% 30% 40% 50% 60% 70% 80% 90O% 100% The model shows 400 divided into groups of 40. Each group of 40 represents 10% of 400, so 7 groups of 40 represent 70% of 400. This means that 70% of 400 is 7.40, or 280. There are 280 students who play soccer. 201400 What is 70% written as a fraction?101400 expression that represents 70% of 400. Compare the answer to the one you got using the model. Use the fraction to write and evaluate a multiplication
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter3: Solving Equation And Problems
Section3.6: Problem Solving: Using Charts
Problem 14P
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Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
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Use the fraction to write an equivalent multiplication expression that represents 70% of 400 compare the answer to the one you got using the model
Transcribed Image Text:Percent of a Number
Name
Study the example problem showing how to find the
percent of a number. Then solve problems 1-6.
Example
In an after-school sports program, 70% of 40o0 students
play soccer. How many students play soccer?
You can use a model to find 70% of 400.
40
40
40
40
40
40
40
40
40
40
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
The model shows 400 divided into groups of 40. Each
group of 40 represents 10% of 400, so 7 groups of
40 represent 70% of 400. This means that 70% of 400
is 7. 40, or 280.
There are 280 students who play soccer.
What is 70% written as a fraction? 61400
expression that represents 70% of 400. Compare the
answer to the one you got using the model.
Use the fraction to write and evaluate a multiplication
Ehow your work.
707
0.175
175
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