Agenda Monday – Comparing Percents Tuesday – Comparing Percents

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Presentation transcript:

Agenda Monday – Comparing Percents Tuesday – Comparing Percents Wednesday – Percents Word Problems Thursday – Percents Word Problems Friday – Percents Test – PS21 Due – PS22 Passed Out

1) Simplify 2) Put these in order from least to greatest Bellwork 3/5 5 9 , 55% , 0.556 5 3𝑥−2 −8 3) Write each percent as a fraction. 38% 4) Write each fraction as a percent 5) 92% Solve the equation 3 10 2𝑥=30.2 190% 2 9

Comparing Fractions, Decimals and Percentages Purpose: Today I will compare fractions, decimals and percentages.

Matching Game Memory Game WAR Create groups of three that are all equivalent Memory Game Create groups of three that are all equivalent, with percent and decimal cards laid out facing down WAR Split all cards evenly, each player plays one card and the highest card wins all cards played

Making Foldable % → Fraction % → Decimal Decimal → % Decimal → Fraction Fraction → Decimal Fraction → %

Percents Name Math Hour Percent Divide 100

42% 5% 42 100 5 100 21 50 1 20 % means divide by 100 % → Decimal 1) Rewrite the % over 100 2) Simplify the fraction 21 50 1 20 Decimal → % Decimal → Fraction Fraction → Decimal Fraction → %

.75 1.04 104% 75% % → Fraction % → Decimal Decimal → Fraction 1) Move the decimal two places to the right Decimal → Fraction 2) Put the % behind your number 75% 104% Fraction → Decimal Fraction → %

1 8 % → Fraction % → Decimal Decimal → % Decimal → Fraction 1) Divide the numerator by the denominator Fraction → %

42% 7% .42 .07 % → Fraction Decimal → % Decimal → Fraction 1) Remove the % sign 42% 7% % → Fraction 2) Move the decimal point two places to the left .42 .07 Decimal → % Decimal → Fraction Fraction → Decimal Fraction → %

% → Fraction % → Decimal .4 .75 1.5 1) Write decimal as fraction 4 10 75 100 1 5 10 2) Simplify the fraction Decimal → % 3 4 1 1 2 2 5 Fraction → Decimal Fraction → %

1 8 0.125 12.5% % → Fraction % → Decimal Decimal → % Decimal → Fraction 1) Convert fraction to decimal 1 8 2) Move decimal point two places to the right Fraction → Decimal 0.125 3) Put the % behind your number 12.5%