5-G.5 Convert decimals between standard and expanded form
5-G.9 Compare decimals on number lines
5-G.16 Convert decimals between standard and expanded form using fractions
5-H.8 Estimate sums and differences of decimals
5-I.2 Multiply a decimal by a power of ten
5-J.2 Decimal division patterns over increasing place values
Khan Academy: Decimals in Expanded Form
Khan Academy: Rounding Decimals
D64 Student Video: Decimal Place Value
Mr. Verdun: Estimating Products
Mr. Hammond: Decimals and Fractions
D64 Student Video: Estimating Products
Khan Academy: Multiplying Decimals and Place Value
Khan Academy: Multi-Digit Multiplication
Khan Academy: Estimating Multi-Digit Division
Khan Academy: Division Place Value
Khan Academy: Dividing Decimals
Khan Academy: Division Area Models
5-M.8 Multiply fractions by whole numbers I
5-M.9 Multiply fractions by whole numbers II
5-M.10 Multiply fractions by whole numbers: word problems
5-M.11 Multiply fractions by whole numbers: input/output tables
5-M.12 Multiply two unit fractions using models
5-M.13 Multiply two fractions using models: fill in the missing factor
5-M.14 Multiply two fractions using models
5-M.16 Multiply two fractions: word problems
5-M.17 Scaling whole numbers by fractions
5-M.18 Scaling fractions by fractions
5-M.19 Scaling mixed numbers by fractions
5-M.23 Multiply a mixed number by a whole number
5-M.24 Multiply a mixed number by a fraction
5-M.25 Multiply two mixed numbers
5-M.27 Multiplication with mixed numbers: word problems
5-M.28 Multiply fractions and mixed numbers in recipes
5-N.1 Divide unit fractions by whole numbers
5-N.2 Divide whole numbers by unit fractions using models
5-N.3 Divide whole numbers by unit fractions
Khan Academy: Multiplication of Fractions and Whole Numbers
Khan Academy: Multiplication as Scaling With Fractions
Mr. Hammond: Multiply Fractions
Mr. Simmons: Multiply Mixed Numbers
Mr. Simmons: Divide Whole Numbers by Fractions
D64 Student Video: Multiplying and Dividing Fractions
D64 Student Video: Multiplying Mixed Numbers
D64 Student Video: Dividing Fractions