2nd Grade Ones and Tens

Place Value: Numbers to 100 Lessons 4-1 to 4-5 Devyn Singleton Cohort 21 Tech 290 September 17, 2008

Standards ,[object Object],[object Object]

Models for Tens ,[object Object],[object Object],[object Object],[object Object],[object Object]

Models for Tens ,[object Object],[object Object]

Models for Tens ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],20 2 30 3

Models for Tens and Ones ,[object Object],[object Object],[object Object],2 3 Ones Tens

Models for Tens and Ones ,[object Object],[object Object],[object Object],[object Object],[object Object],3 2 32

Models for Tens and Ones ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],5 1 7 17 55 5

Reading and Writing Numbers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],two 4 six 7 eight 12 15 sixteen 18 twenty 30 fourty 80 2 8 twenty - eight 5 6 fifty - six 10 ten 20 _____ ___ thirty 40 _____ 50 fifty 60 sixty 70 seventy ___ eighty 90 ninety 11 eleven __ twelve 13 thirteen 14 fourteen __ fifteen 16 ______ 17 seventeen __ eighteen 19 nineteen 1 One 2 ______ 3 three ____ four 5 five 6 ______ ___seven 8 ______ 9 nine Tens Teens Ones

Reading and Writing Numbers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],two 4 six 7 eight 12 15 sixteen 18 twenty 30 fourty 80 2 60 4 sixty four sixty - four 6 4 10 ten 20 _____ ___ thirty 40 _____ 50 fifty 60 sixty 70 seventy ___ eighty 90 ninety 11 eleven __ twelve 13 thirteen 14 fourteen __ fifteen 16 ______ 17 seventeen __ eighteen 19 nineteen 1 One 2 ______ 3 three ____ four 5 five 6 ______ ___seven 8 ______ 9 nine Tens Teens Ones ones tens

Reading and Writing Numbers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],two 4 six 7 eight 12 15 sixteen 18 twenty 30 fourty 80 56 14 sixty-six seventeen 10 ten 20 _____ ___ thirty 40 _____ 50 fifty 60 sixty 70 seventy ___ eighty 90 ninety 11 eleven __ twelve 13 thirteen 14 fourteen __ fifteen 16 ______ 17 seventeen __ eighteen 19 nineteen 1 One 2 ______ 3 three ____ four 5 five 6 ______ ___seven 8 ______ 9 nine Tens Teens Ones

Using Models to Compare Numbers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],is greater than is greater than is greater than is less than is less than is less than 2 6 3 4 7 3 Ones Tens 6 2 4 3 3 7 Ones Tens

Using Models to Compare Numbers ,[object Object],[object Object],34 26 34 has more tens than 26. 34 26 is greater than is less than Ones Tens Ones Tens

Using Models to Compare Numbers ,[object Object],[object Object],[object Object],[object Object],[object Object],is greater than is less than 15 13 is greater than is less than 12 21

Using Symbols to Compare Numbers ,[object Object],[object Object],[object Object],[object Object],is less than is greater than is equal to 7 3 Ones Tens 2 5 Ones Tens 8 2 Ones Tens 1 6 Ones Tens 3 4 Ones Tens 3 4 Ones Tens

Using Symbols to Compare Numbers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Using Symbols to Compare Numbers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],> > > < < = =

Quiz ,[object Object],[object Object],[object Object],[object Object],[object Object],3 29 thirty-seven > = <

References ,[object Object],[object Object],[object Object]

2nd Grade Ones and Tens

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2nd Grade Ones and Tens