Introduction to place value By Glenda Lindberg 2008 Tens and Ones Introduction to place value By Glenda Lindberg 2008

1 2 3 = 4 5 6 7 1 ten 8 9 10

1 11 12 2 13 3 14 = 4 15 5 6 16 2 tens 7 17 8 18 19 9 10 20

Tens Ones 1 2 3 1 ten 3 ones = 13

Tens Ones 1 2 3 4 1 ten 4 ones = 14

Tens Ones 1 2 3 4 5 1 ten 5 ones = 15

Tens Ones 1 2 3 4 5 6 1 ten 6 ones = 16

Tens Ones 1 2 3 4 5 6 7 1 ten 7 ones = 17