# First Grade Place Value Worksheets -1.NBT.B.2 Understanding Place Value

**First Grade Place Value Worksheets**

**CCSS.MATH.CONTENT.1.NBT.B.2**Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:

**CCSS.MATH.CONTENT.1.NBT.B.2.A**10 can be thought of as a bundle of ten ones Â called a "ten."

**CCSS.MATH.CONTENT.1.NBT.B.2.B**The numbers from 11 to 19 are composed of a ten and one, two, three, four, five, six, seven, eight, or nine ones.

2 Digit Number as Tens and Ones Worksheet

**CCSS.MATH.CONTENT.1.NBT.B.2.C**The numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 refer to one, two, three, four, five, six, seven, eight, or nine tens (and 0 ones).

Writing Tens and Ones Worksheet -2

Writing Tens and Ones Worksheet -3

Writing Tens and Ones for a Number

Writing Tens and Ones for a Number

Writing Tens and Ones for a Number

**Expanded Form Worksheets**

2 Digit Expanded Form Worksheets

2 Digit Expanded Form Worksheets

2 Digit Expanded Form Worksheets

2 Digit Expanded Form to Standard Form Worksheet

2 Digit Expanded Form to Standard Form Worksheet

2 Digit Expanded Form to Standard Form Worksheet

2 Digit Expanded Form to Standard Form Worksheet

2 Digit Expanded Form to Standard Form Worksheet

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

Comparing 2 Digit Numbers Worksheets

Comparing 2 Digit Numbers Worksheets

Compare Numbers Worksheets

2 Digit Numbers Ordering Worksheet

2 Digit Numbers Ordering Worksheet

2 Digit Numbers Ordering Worksheet

2 Digit Numbers Ordering Worksheet

2 Digit Numbers Ordering Worksheet

2 Digit Numbers Ordering Worksheet

Less than Greater than worksheets

**CCSS.MATH.CONTENT.1.NBT.C.4**Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.

Adding Multiples of 10 to 2 Digit Number Worksheet -2

Adding Multiples of 10 to 2 Digit Number Worksheet -3

Adding Multiples of 10 to 2 Digit Number Worksheet -4

Adding Multiples of 10 to 2 Digit Number Worksheet -5

**CCSS.MATH.CONTENT.1.NBT.C.5**Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.

10 More 10 Less Worksheets

10 More 10 Less Worksheets

1 Less 1 More and 10 Less 10 More Worksheets

1 Less 1 More and 10 Less 10 More Worksheets

1 Less 1 More and 10 Less 10 More Worksheets

1 More 1 Less and 10 More 10 Less Worksheets

1 More 1 Less and 10 More 10 Less Worksheets

1 More 1 Less and 10 More 10 Less Worksheets

**CCSS.MATH.CONTENT.1.NBT.C.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; relate the strategy to a written method and explain the reasoning used.

Subtracting Multiples of 10 Worksheet -2

Subtracting Multiples of 10 Worksheet -3

Subtracting Multiples of 10 Worksheet -4

Subtracting Multiples of 10 Worksheet -5

2nd Grade Place Value Worksheets

Kindergarten Place Value Worksheets