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Share and ShowShare and Show MATHBOARDMATHBOARD Math
Talk Math Processes and Practices 6
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1. Usethemodeltofind1_2of8._
Think:Howmanycountersarein1ofthe2equalgroups?
Circle equal groups to solve. Count the number of flowers in 1 group.
2. 1_4of8=_ 3. 1_3of6=_ 4. 1_6of12=_
Try This! Find part of a group.
Raulpicks20flowersfromhismother’sgarden.Onefourthofthemarepurple.Howmanyoftheflowersarepurple?
STep 1Drawarowof4counters.
Think:Tofind1_4,make4equalgroups.
STep 2Continuetodrawasmanyrowsof4countersasyoucanuntilyouhave20counters.
STep 3Thencircle_equalgroups.
Think:Eachgrouprepresents1_4oftheflowers.
Thereare_countersin1group.
1_4of20=_
So,_oftheflowersarepurple.
Describewhyyoucountthenumberofcountersinjustoneofthegroupswhenfinding1_2ofanynumber.
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On Your OwnOn Your Own
© H
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Chapter 8 • Lesson 8 489
Circle equal groups to solve. Count the number of flowers in 1 group.
SMARTER Draw counters. Then circle equal groups to solve.
11. 1_8of16=_ 12. 1_6of24=_
5. 1_4of12=_ 6. 1_3of15=_ 7. 1_4of16=_
8. 1_6of30=_ 9. 1_3of12=_ 10. SMARTER
1_2of6=_
13. DEEPER Gerryhas50sportstradingcards.Ofthosecards,1_5ofthemarebaseballcards,1__10ofthemarefootballcards,andtherestarebasketballcards.HowmanymorebasketballcardsthanbaseballcardsdoesGerryhave?
14. DEEPER Barbarahasamixedgardenthathas16rowsofdifferentflowersandvegetables.One-fourthoftherowsarelettuce,1_8oftherowsarepumpkins,and1_2oftherowsareredtulips.Theotherrowsarecarrots.HowmanyrowsofcarrotsareinBarbara’sgarden?
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