Doubles Minus One: Free Printable Worksheets for Grade 1

First-grade students will grow their skills in mental math as they learn about adding doubles minus 1. They will be amazed at how fast it can be to add in their heads when they learn this skill. Students will have the chance to practice adding doubles and cement this skill in their minds as they practice adding doubles minus 1. These worksheets are a great way for students to demonstrate and practice their understanding before moving on to try their hand at adding near doubles.