Missing Numbers in Addition and Subtraction up to 20 with Pictures (20 pages)Engage young learners with our math worksheets designed to strengthen addition and subtraction skills while finding missing numbers! With a mix of addition and subtraction problems within 20, each page features a single group of pictures for students to count and determine the missing number needed to complete the problem. With 6 items per page and a total of 20 pages in black and white, students can enjoy coloring