Starter Percentage Decimal Fraction 35% 200% 60% 15% 75%

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Presentation transcript:

Starter Percentage Decimal Fraction 35% 200% 60% 15% 75% Complete this table. Show your work inside the table. Percentage Decimal Fraction 35% 200% 60% 15% 75%

Percentages & Quantities (5B/C) I can: Express quantities as percentages. Find a percentage of a quantity.

Mike ran 10 km out of a 50 km race. Example 1: Express as a percent To do this, you: Convert to the same units Write the quantity as a fraction Then multiply by 100% Mike ran 10 km out of a 50 km race. What percentage of the race did Mike finish?

Example 2: Express as a percent To do this, you: Convert to the same units Write the quantity as a fraction Then multiply by 100% 20 cm out of 1.2 m

The “percentage of” problem What is 12% 0f 34? What is 13% of 56? What is 78% of 57?

Example 3: What is 6.5% of 40 Example 4: What is 4% of 150 kg To do this, you: Change the percentage into a decimal (➗100) Change the word ‘of’ into a X sign

In a survey of 120 student, it was found that 20% had pets. Example 5: In a survey of 120 student, it was found that 20% had pets. How many students had pets? To do this, you: Change the percentage into a decimal (➗100) Change the word ‘of’ into a X sign

Independent Practice p95 - #1– 4 and p97 - #1 - 6 Ch. 5 Test – Sections 1-4 (Dec. 7) and Section 5 (Dec. 8) Calculator Skills Quiz – 1C, 1F, 3C.2 (reviewing rounding), 5A. Sections 1-2 (Dec. 8) and Sections 3-5 (Dec. 12). Type!