Dino Eggs | Adding 10 and 100 Game

Dino Eggs - Help your child to develop number sense and understand place value as they practice adding 10 and 100 to three-digit numbers. Select the correct answers to get the highest score!

Common Core Standards

Mentally add 10 or 100 to a given number 100-900, and mentally subtract 10 or 100 from a given number 100-900.


Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.