6. Involves two quantities The comparisons can be : *Whole group to whole *Part to part (same group) *Part to whole (same group) *Part of one group to whole of another *Part of one group to part of another Written with a word (to) Written with a colon (:) Written with a fraction (2/5) Written with a decimal (.40) * Equivalent 5/0 .5 to 10 5cm to 1cm 5 oranges for $1 10 to 5 = 2 to 1 5/10 5-1 5+1 5/0 5 to 0 1) 6 black cats to whole group of 10 cats (6/10 or 3/5) 2) 2/3 (2 cats to 3 dogs) *RATE* 3) 2 white cats: 2 black cats 4) 6/7 (6 black cats to 7 black dogs) Ratio comparison *Units same *Units different *Follow fractions rules * Scale Subtraction Addition Zero 100-60=40 7 + 8 = 15 7/0 A ratio is a comparison involving two quantities . A ratio can represent a) a part to a whole OR; b) part to part of same group OR ; c) whole group to whole group OR; d) part of one group to whole of another; OR; e) part of one group to part of another. Quantity Division Parts Whole Units Rate Unit Rate Decimal Scale Equivalent Comparison Subtraction Addition Zero 0 Quantities are divided
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10. 0 Elementary Math & Language Arts Single & multiplayer http://arcademicskillbuilders.com Arcademic Skill Builders
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14. Laser Sonic Spy Using a protractor Reading a protractor Estimation Angle of reflection/ angle of approach 0 In Testing