3.NBT.A.3
Multiply by whole tens: 6 × 40.
Worksheets for this standard 1 topic
The standard, officially
Multiply one-digit whole numbers by multiples of 10 in the range 10–90 (e.g., 9 × 80, 5 × 60) using strategies based on place value and properties of operations. *A range of algorithms may be used.