CCSS 6.NS.3 (Common Core, 6th Grade): "Fluently add, subtract, multiply, and divide multi-digit decimals using the standard algorithm for each operation." The worksheets below practice this standard. Each one is a free printable PDF with an answer key, comes in multiple versions, and can also be assigned digitally - no login or account needed.
The Number System Compute fluently with multi-digit numbers and find common factors and multiples.3Fluently add, subtract, multiply, and divide multi-digit decimals using the standard algorithm for each operation.