Give your learners extra practice lining up and adding multi-digit numbers with decimals in this playful practice worksheet. Students will be given 12 different practice problems, and they will need to rewrite the expressions vertically and line up the decimals in order to solve each problem. Designed for sixth- and seventh-grade learners, this math worksheet supports students as they learn to correctly write and solve multi-digit addition problems with decimals. This resource can also be used to introduce fifth graders to operations with decimals.