K2 Place Value

Interactive Workbook includes interactive activities and a companion quiz.  This work book is intended to be instructor lead.  Instructors guide is included.



Lesson Objective

Determine the value of a digit to hundreds. Model numbers using Base 10 Blocks.

Common Core Alignment

Counting & Cardinality

Know number names and the count sequence.

K.CC.2. Count forward beginning from a given number within the known sequence (instead of having to begin at 1).

Number & Operations in Base Ten

K.NBT.1. Compose and decompose numbers from 11 to 19 into ten one

Number & Operations in Base Ten

Extend the counting sequence.

1.NBT.1. Count to 120, starting at any number less than 120. Understand place value.

1.NBT.2. Understand that the two digits of a two-digit number represent amounts of tens and ones. 

1.NBT.3. Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of comparisons with the symbols >, =, and <.

1.NBT.6. Subtract multiples of 10 in the range 10-90 from multiples of 10 in the range 10-90 (positive or zero differences), using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

Number & Operations in Base Ten

Understand place value.

2.NBT.1. Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases:

2.NBT.3. Read and write numbers to 1000 using base-ten numerals, number names, and expanded form.

2.NBT.4. Compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits, using >, =, and < symbols to record the results of .

.2.NBT.6. Add up to four two-digit numbers using strategies based on place value and properties of operations.

2.NBT.7. Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

2.NBT.9. Explain why addition and subtraction strategies work, using place value and the properties of operations.