Adding up to 50 can be a challenge for students in 2nd-grade arithmetics. Download the Kids Academy’s printable math worksheets for your second grader to practice miscellaneous math addition number sentences. These printable worksheets will test your child's addition skills and help them become comfortable with solving problems independently. These addition pages will help your child practice adding up to 50 questions both with regrouping and without it. Regularly solving different addition equations will make students sharpen their addition skills and ace their math tests.