Multi-digit multiplication

6 videos
3 skills
You know your multiplication tables (and basic division) from the 3rd grade and are ready to learn how to multiply and divide multi-digit numbers. Imagine the possibilities! This tutorial will make you unstoppable.

Multiplying: 2-digit by 1-digit

VIDEO 1:51 minutes
Sal solves 32x3.

Multiplying: 3-digit by 1-digit

VIDEO 1:54 minutes
Sal solves 4x201.

Multiply without regrouping

PRACTICE PROBLEMS
Multiply 2- or 3-digit numbers by 1-digit numbers. No regrouping.

Multiplying: 2-digit by 1-digit (regrouping)

VIDEO 2:09 minutes
Sal solves 6x37.

Multiplying: 3-digit by 1-digit (regrouping)

VIDEO 2:15 minutes
Sal multiplies 7x253.

Multiplying: 4-digit by 1-digit (regrouping)

VIDEO 3:24 minutes
Sal multiplies 9x8085.

Multiply with regrouping

PRACTICE PROBLEMS
Multiply 3- or 4-digit numbers by 1-digit numbers. Regrouping (carrying) needed.

Multiplying: 2-digit numbers

VIDEO 4:07 minutes
Sal multiplies 36x27.

Multiply 2-digit numbers

PRACTICE PROBLEMS
Multiply 2-digit numbers by 2-digit numbers. Regrouping (carrying) needed.