Skills Covered

How to Use This Worksheet

Round two and three-digit numbers to the nearest 10. A foundational estimation skill.

Tips for Success

• Use a number line to verify comparisons
• Teach the "alligator mouth" trick for greater than / less than
• Start with concrete objects before moving to abstract numbers
• Have students explain why one number is greater or less

Common Core Standards Alignment

This worksheet supports the following Common Core State Standards for Mathematics:

• K.CC.C.7 - Compare two numbers between 1 and 10 presented as written numerals
• 1.NBT.B.3 - Compare two two-digit numbers using >, =, and < symbols