Add and Subtract Within 1000 is a free printable Grade 3 maths worksheet on mixing the two operations, aligned to Common Core standard 3.NBT.A.2. It prints 12 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two pupils in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.
Set 14 of 25 · the same problems every time you open this link.
Next set3.NBT.A.2
Work out each answer.
LessonPrint · 3.NBT.A.2 · Set 14 · free to copy for classroom use
Set 14. Prints on its own sheet.
Last reviewed 2026-09-05. Aligned to 3.NBT.A.2 of the Common Core State Standards for mathematics.