Bring holiday cheer to your math lessons with these Christmas-themed addition and subtraction within 20 word problem worksheets. Get a bundle of 45 pages - click here! Perfect for Kindergarten, 1st Grade, and 2nd Grade, December Math Centers, early finishers, winter break homework. Each page features festive word problems with Santa, reindeer, presents, and more, while guiding students to model and explain their thinking. This resource combines number lines, part–whole models, and ten frames to