Addition Worksheets within 1000 – Grade 6 (Hard)

Printable addition worksheets within 1000 – grade 6 (hard) worksheet for kids. Free PDF download and answer key included.



487 + 392 = ______


654 + 287 = ______


729 + 198 = ______


573 + 366 = ______


842 + 179 = ______


691 + 248 = ______


756 + 187 = ______


834 + 197 = ______


568 + 375 = ______


647 + 299 = ______



Answer Key