Get ready to add 10 more! Analyze expressions like "110 + 10" and calculate three-digit sums.

Give learners plenty of practice solving addition word problems with this math game!

What’s the sum? Add 10 to that number in a three-digit addition game for second graders.

Build up second graders’ math knowledge with a diving game about three-digit addition.

Children dig up dinosaur fossils by adding 10 to multiples of 100 in this prehistoric game.

Add 100 to three-digit numbers and find the matching sums in this exciting Dino Fishing game.

Are you ready to add 10 to numbers over 100? Reinforce students’ learning in this ski-themed game.

Reinforce your child's three-digit addition skills with this ski-themed learning adventure!

All aboard! Kids solve addition problems on a number line using 1, 10, and 100 unit manipulatives.

Kids practice addition and subtraction with manipulatives in this silly shopping game.

Kids practice mentally adding sums up to 30 in this fast-paced addition race.