5.3.B
Multiply with fluency a three-digit number by a two-digit number using the standard algorithm.
Khan Academy ResourcesMultiply 2-digit numbersMultiply 3-digit by 2-digit numbers using the standard algorithmMulti-digit multiplication estimation word problemsMultiply by 1-digit numbers with standard algorithmMultiply 3-digit by 2-digit whole numbersIntro to standard way of multiplying multi-digit numbersUnderstanding the standard algorithm for multiplicationMultiplying 3-digit by 2-digit numbers: Error analysisMultiplying 2-digit numbersEstimating multi-digit multiplication word problemsMultiplying 3-digit by 2-digit numbersRelate multiplication with area models to the standard algorithm

1-on-1 AI tutoring aligned to 5.3.B. Instant help for students, real-time insights for teachers.
Used in classrooms by 100,000+ students at Baltimore County, Plano ISD, Deer Valley USD, KIPP, and districts nationwide.
Free for teachers, forever →