Has your little mathematician mastered double-digit addition...and subtraction? Put her mathematical prowess to the test with this worksheet duo.

Let this colorful addition worksheet--filled with challenging double-digit equations--push your second grader to the next mathematical level!

Introduce this graphic organizer as a way to help students think about whether or not certain rules or characteristics apply to mathematical ideas always, sometimes, or never.

Your second graders will enjoy their double-digit addition practice when they work with these friendly monster companions!