2.N.1.3
Use place value to describe whole numbers between 10 and 1,000 in terms of hundreds, tens, and ones, including written, standard, and expanded forms. Know that 10 is equivalent to 10 ones and 100 is equivalent to 10 tens.
Khan Academy ResourcesIdentify the value of a digit (ones, tens, hundreds)Place value blocks within 1,000Regroup whole numbersAdd on a number lineWrite numbers in word and expanded formAdd using groups of 10 and 100Write numbers in number and expanded formWrite numbers in different formsWrite numbers in number and word formHundreds, tens, and onesAdd 10s and 100s (no regrouping)Place value tables within 1,000Regrouping whole numbers: 675Word form and expanded formExpanded form of numbersUse place value blocks to show numbers within 1,000Place value tables within 1,000Creating the largest numberIdentifying value in digits

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