Sometiems it is helpful to have hands-on tools to help solve math problems, especially those that use place value. Here are some viewable/printable resources for your use!
Interactive Base Ten Blocks (This website lets students manipulate tens and ones on the screen!)
Tens and Ones Blackline (Need a visual for adding and subtracting 10 from a number? Print and cut!)
1 More, 1 Less, 10 More, 10 Less Grid (Print this one, or draw your own!)
Clock Face Blackline (A clock face to cut out and add hands to. You don't need to add the minute pieces.)