Become a number detective in this riddle-filled worksheet!

Unscramble the numbers to answer each clue. Strengthen those place value and logic skills as you mix the numbers around according to the clues given.

Find the hidden rule in these puzzling math tables! Compare your "in" number to the corresponding "out" number to find the pattern in each table.

Test your knowledge of number names with this inviting worksheet!

On this third grade math worksheet, kids round to estimate the sum of two numbers, a useful strategy for checking the results of calculations.

On this third grade math worksheet, kids round to estimate the difference between two numbers, a useful strategy for checking the results of calculations.

Sharpen second and third graders' number sense with this word form worksheet! 

This exercise will help your students strengthen their number sense by reviewing the basics of place value to round numbers correctly.

Practice rounding to the tens and hundreds places with this essential rounding worksheet!

Match word forms of multi-digit numbers with this interactive second- and third-grade worksheet! 

Round 'Em Up! Kids learn how to round to the nearest ten and the nearest hundred on this third grade math worksheet.

Improve your knowledge of word form with this helpful matching worksheet!

Practice writing the names of numbers up to six digits long in this engaging math worksheet!

Identify the names of numbers in the tens of thousands in this colorful worksheet!

Turn words into numbers in this colorful math worksheet!

Kids practice rounding to the nearest ten, hundred, and to the place value underlined on this math worksheet.

Learn all about the word forms of multi-digit numbers with this cut-and-paste worksheet, tailored for second through fourth graders!

Match words to visuals in this helpful base ten worksheet!