Grade 1 place value worksheets
In first grade, children learn twodigit place value, or "tens and ones." A 100bead abacus is an extremely helpful device for learning twodigit numbers. The worksheet below let children practice place value concepts and to fill in 100charts that are either partially filled or completely empty. The coloring or highlighting shows them patterns in the 100chart.
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All worksheets come with an answer key.

Build a twodigit number from tens and ones

Tens and ones  missing number

Fill in a hundred chart  totally empty

A hundred chart  half of the boxes need filled

A hundred chart  70% of the boxes need filled

Fill in an empty hundred chart; even numbers are colored in a pattern

Fill in a hundred chart; even numbers are colored in a pattern (the chart is partially filled)

Fill in a hundred chart, every third number is colored (the chart is empty)

Fill in a hundred chart, every third number is colored (the chart is partially filled)

Fill in a hundred chart, every fourth number is colored (the chart is empty)

Fill in a hundred chart, every fifth number is colored (the chart is empty)

Fill in a hundred chart, every sixth number is colored (the chart is empty)

Fill in a hundred chart, every eighth number is colored (the chart is empty)
See also
Free lessons for place value, tens & ones, and comparing
If you wish to have more control on the options such as number of problems or font size or spacing of problems, or range of numbers, just click on these links to use the worksheet generators yourself:
2nd grade
3rd grade
4th grade
5th grade
6th grade
7th grade
Addition worksheets
Number bonds worksheets
Number Charts
Multiplication worksheets
Division worksheets
Basic operations: addition,
subtraction, multiplication
and division (incl. integers)
Roman numerals
Place value &
scientific notation
Rounding Time (clock)
Customary measuring units
Metric measuring units
Classify quadrilaterals
Area & perimeter of rectangles
Area of triangles & polygons
Coordinate grid, moves, reflections
Circle
US Money
Canadian Money
Australian Money
British Money
European Money
South African Money
Fraction worksheets 1
Fraction worksheets 2
Fraction addition
Comparing fractions
Equivalent fractions
Prime factorization / factors
GCF / LCM
Fraction Calculator
Decimal multiplication
Decimal division
Fraction/Decimal
Rounding decimals
Percent/Decimal
Percentage of a number
Various percentage problems
Exponents
Negative & zero exponents
Order of operations
Square Root
Proportions
Ratio word problems
Order of operations
Variable expressions
Evaluate expressions
Simplify expressions
Linear equations
Linear inequalities
Speed, time & distance
Graphing & slope
Equation calculator
Equation editor