4.NBT.A.2
Read and write multi-digit whole numbers using base-ten numerals, number names, and expanded form. Compare two multi-digit numbers based on meanings of the digits in each place, using >, =, and < symbols to record the results of comparisons.
Khan Academy ResourcesWhole numbers in expanded form reviewWhole numbers in written form reviewIdentify value of a digitWrite whole numbers in expanded formCompare multi-digit numbersPlace value tablesWrite numbers in written formCompare multi-digit numbers word problemsCompare multi-digit numbers written in different formsWrite whole numbers in different formsRegroup whole numbersFinding place valueWriting a number in expanded formCreating the largest numberComparing multi-digit numbersComparing whole number place valuesComparing multi-digit whole numbers word problemsPlace value blocks Adding whole numbers by their place values Writing numbers in words and standard formRegrouping numbers into various place valuesRegrouping whole number place values

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