Metric System Conversions and Number Sense Practice
Explore the concepts of converting mixed numbers to improper fractions, metric system units, and prefixes with engaging visuals and explanations. Practice converting units and understanding the decimal movements with helpful tips and exercises. Enhance your number sense skills and grasp the fundamentals of the metric system in a structured learning format.
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Presentation Transcript
09.12.2019 Agenda Number Sense Routine Place Homework in your homeroom tray Metric System Guided Practice Ticket out the Door Number Sense Routine Number Sense Routine Convert the following mixed number to an improper fraction: 21 2 42 3 14 5
Launch https://www.youtube.com/watch?v=ZN X-a-5jGeM
Metric Conversions 7thGrade Math Online
Blueprint Skills SPI 7.4.3 Convert from one unit to another within the same system
BASIC UNITS OF THE METRIC SYSTEM The meter is the base unit of length in the metric system. The gram is the base unit of mass in the metric system. The liter is the base unit of capacity in the metric system.
Prefixes Prefix Meaning in words Thousand Hundreds Tens Tenths Hundredths Thousandths Meaning in numbers 1,000 100 10 .1 .10 .100 Kilo Hecto Deka Deci Centi Milli
Converting Units To convert from one unit to another is like walking up and down steps. Which way? Up or down?
Going Up??? When going from a smaller unit to a larger unit, you move UP the steps and the decimal moves to the LEFT .
Going Down??? When going from a larger unit to a smaller unit, you move DOWN the steps and the decimal moves to the RIGHT .
King Henry Kilo UP steps, Decimals move to the LEFT Hecto Died Deka By Basic Unit Drinking Chocolate Milk Deci Centi Basic Unit Liters Meters Grams Milli Down steps, Decimals move to the RIGHT
Practice Time 4.5 m = ? cm
What to do first in the problem 4.5 m = __ cm ? Find YOUR step, then move!!! Basic Liter Meter Gram * Kilo Start here at Meters and Move DOWN to Centimeters. Decimal place moves to the RIGHT the same number of steps. 4.5 Hecto * Deka Basic Deci Centi Milli
As you move the decimal you will need to add zeros. 4 . 5 0 .
Is this your Final Answer? 4.5 m = 450 cm
Quiz Time, Work with your elbow Partner 1. 28 cm = ? mm 2. 438 cm = ? m 3. 72 g = ? mg 4. 202 g = ? Kg 5. 2L = ? mL
How did We do?? 1. 28 cm = 280 mm 2. 438 cm = 3. 72 g = 4. 202 g = 5. 2 L = 4.38 m 72,000 mg 0.202 kg 2,400 L
We Are Done Yeah!!! Yeah!!!
Reference classroom.jc-schools.net math-unit pptgames 7thmetric
