Can your little math whiz add up sums quickly in his head? Teach him to estimate before adding, a great skill to put to use in everyday life!

Children stretch their regrouping skills as they solve three-digit subtraction word problems.

Children develop their number sense skills as they practice ordering two-, three-, and four-digit numbers in this math worksheet.

Time for a numbers round-up! Rounding and estimation are important math concepts that will help boost your child's mental math skills.

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.

It's time to check on those math skills! Assess your second graders' understanding of three-digit place value and expanded form with this quick check-in.

This worksheet will challenge your third graders to round numbers and then them. Students will answer multiple choice questions by rounding up or rounding down numbers in the problems provided.

Become a number detective in this riddle-filled worksheet!

Find out how well you know your numbers under 100 in this simple place value worksheet!

This colorful worksheet asks your second grader to number each pretty pink flower that is empty with numbers from 150 to 200.

Review three-digit addition and subtraction by solving these dino-riffic word problems.

Greater than or less than? Challenge your second grader to explore number comparisons with this cheerful worksheet!

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

Boost learners' understanding of place value with this two-part practice worksheet!

Test your knowledge of number names with this bright worksheet!

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.

Match words to visuals in this helpful base ten worksheet!

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