Thinking Mathematically Consumer Mathematics and Financial Management 8.1 Percent.

Slides:



Advertisements
Similar presentations
7-6 Percents, Decimals, and Fractions Learn to write decimals and fractions as percents.
Advertisements

EXAMPLE 1 Writing Equivalent Fractions. EXAMPLE 1 Writing Equivalent Fractions Write two fractions that are equivalent to. Writing Equivalent Fractions.
Table of Contents Equivalent Rational Expressions Example 1: When we multiply both the numerator and the denominator of a rational number by the same non-zero.
Equivalent Rational Expressions Example 1: When we multiply both the numerator and the denominator of a rational number by the same non-zero value, we.
Changing Percents to a Fraction #3 To change a percent to a fraction you need to first write the numerator over 100. Next simplify the fraction.
Percent (Concepts & Computation)
Fractions, Decimals, & Percent Conversions
Expressas a decimal. Expressas a decimal. Convertto a decimal..
Fractions, Percents & Decimals
Calculations with Percents
Percent to Fraction 1.Setup a fraction with 100 as denominator 2.Insert percent number as numerator 3. Common Factor of numerator and denominator 4.Divide.
Decimals and Fractions
Percents, Decimals, and Fractions. 1 ÷ 2 These all mean the same thing
Percent to Decimal 1. Remove the % sign.
* A ratio is a comparison of two quantities by division. Ratios like 1 out of 2 can be written as 1:2, ½, or 1 to 2. * When ratios compare a number to.
Fractions, Decimals and Percents Percent to Decimal 1.Start where the decimal is left. 2. Move the decimal places to the 2.
Fractions, Decimals, and Percents. Percents as Decimals To write a percent as a decimal, divide by 100 and remove the percent symbol. Example 1: 63% 63.
Percents.
Percents as Fractions A. Express 40% as a fraction in simplest form. Answer:
FRACTIONSDECIMALSPERCENTS: “”SEA”- ng THE CONNECTIONS “”SEA”- ing THE CONNECTIONS 25% 90% 1/2 13/ …
Fractions * Decimals * Percents The student will learn how to convert various fractions, decimals and percentages.
Percent II Content Standards Mathematics and Numeracy G1.S1.c3-6 d5.
Warm Up 2 4 x ÷
OPERATIONEXPLANATIONEXAMPLE Converting a decimal to a percent Move the decimal point 2 places to the right and add a percent (%) sign. If you need to,
Percents and Fractions. Vocabulary A percent is a ratio that compares a number to 100. It means “per 100.” 49 out of 100 is 49%.
Exercise Rename as an equivalent fraction with a denominator of 100.
Ms. Nixon-Williams Grade 6 Honors Fractions, Decimals, Percent, Ratios Grade 6 Honors Fractions, Decimals, Percent, Ratios.
Writing Fractions as Decimals ¾=¾= Divide the numerator by the denominator. (3 divided by 4) or (4 divided into 3) 0.75.
Expressas a decimal. Expressas a decimal. How to Convert Fractions to Decimals This is the hundredths place so the 3 needs to be in the hundredths.
Percent DecimalFraction. Change Percent Into Fraction Write the numerator over one hundred and simplify it. Write 58% as a fraction. 58 ÷ 2 = ÷
Unit 2: Integers Unit Review. Multiplying Integers The product of two integers with the same sign is a positive. Eg: (+6) x (+4) = +24; (-18) x (-3) =
Renaming Fractions as Decimals The trick to this is to get the fraction in a base divisible by The denominator is in base 10. The zeros in the.
Bellwork Write each rational number as a fraction in simplest form.
Converting Fractions, Decimals & Percentages. COMMONLY OCCURING VALUES IN PERCENTAGES, DECIMALS & FRACTIONS.
1. Write as a percent. 1. Write as a percent. Round to the nearest tenth. 1. Write 32% as a fraction in simplest form. 1. Write 6% as a fraction in simplest.
Fraction: A bottom part name denominator telling you how many parts the whole is divided into and the top part is call numerator telling you have many.
Expressas a decimal. Expressas a decimal. Convertto a decimal..
Percentages. What Are Percentages? A percentage is a number expressed as a fraction of 100. We use the percent sign % when representing numbers as a percentage.
1. Move decimal point 2 spots to the right 2. write the number and put % sign at end Ex).45 = 45%.653 = 65.3% 2 = 200%3.46 = 346%
PERCENTS – DECIMALS - FRACTIONS. PERCENT  DECIMAL 1. Write a decimal point at the end of the number. 2. Move the decimal point 2 places to the LEFT 3.
Conversions % Multiply by a special form of 1 Divide 2 by 5
We use the ( % ) symbol instead of writing fractions with a denominator of 100.
Fraction – decimal Fraction – percent Decimal – fraction Decimal – percent Percent – decimal Percent – fraction.
Change Fraction-Decimal-Percent. Change Fraction to Decimal If you can multiply the denominator by a whole number and get _______ do it. Then also multiply.
Percents Greater that 100% or Less than 1%
Percents and Fractions
Percents, Fractions, and Decimals
CHAPTER 3 - Percent Section 3.1
Write out factors in expanded form.
Percents,fractions,decimals don’t forget to take notes
FRACTIONS, DECIMALS AND PERCENTS
FRACTIONS, DECIMALS AND PERCENTS
Percents, Fractions, and Decimals
FRACTIONS, DECIMALS AND PERCENTS
Percents, Fractions, and Decimals
“ I can create equivalent forms of fractions, decimals, and percents.”
FRACTIONS, DECIMALS AND PERCENTS
Which fraction is the same as ?
Percents and Decimals Objective:
Percentages Year 5-6 (age 9-11)
Review Mathematics Skills
FRACTIONS, DECIMALS AND PERCENTS
Percents, Fractions, and Decimals
Fractions, Decimals, Percents
Fractions, Decimals, & Percents
FRACTIONS, DECIMALS AND PERCENTS
Multiplying and Dividing Rational Numbers
Chapter 7 – 3 Fractions, Decimals, and Percents
Chapter 3 Percents Copyright © 2020 by Mosby, an imprint of Elsevier Inc. All rights reserved.
Presentation transcript:

Thinking Mathematically Consumer Mathematics and Financial Management 8.1 Percent

Expressing a Fraction as a Percent 1.Divide the numerator by the denominator. 2.Multiply the quotient by 100. Equivalently, move the decimal point in the quotient two places to the right. 3.Add a percent sign. Exercise Set 8.1 #5 Express 3 / 8 as a percent

Expressing a Decimal Number as a Percent 1.Move the decimal point two places to the right. 2.Add a percent sign. Exercise Set 8.1 #15 Express 2.87 as a percent

Expressing a Percent as a Decimal 1.Move the decimal point two places to the left. 2.Remove the percent sign Exercise Set 8.1 #25 Express 130% as a decimal

Comparing with Percents A is P percent of B A=PB B is the base, P the percent, A the number compared to B Exercise Set 8.1 #35, 43 What is 3% of 200? 3 is what percent of 15?

Thinking Mathematically Consumer Mathematics and Financial Management 8.1 Percent