Become a number detective in this riddle-filled worksheet!

Kids solve addition problems with three-digit addends to move from bubble to bubble on this second grade math worksheet.

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

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

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

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