Or download our app "Guided Lessons by Education.com" on your device's app store.
Does your kid think she's got something better to do than practise addition? How about saving the world? Help her strengthen her two-digit addition skills ... and pretend she's a super hero at the same time! In order to figure out the code name of the super hero featured on this worksheet, she'll need to solve this page of double-digit addition problems.
Want more? Make sure to check out the rest of the Name That Hero!Addition series.