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Standards/Math/District of Columbia/2.NBT.A.1

2.NBT.A.1

2.NBT.A Understand place value.
2.NBT.A.1
2.NBT.A.1.a2.NBT.A.1.b
2.NBT.A.2
2.NBT.A.3
2.NBT.A.4

Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases:

2.NBT.A.1.a100 can be thought of as a bundle of ten tens — called a "hundred."2.NBT.A.1.bThe numbers 100, 200, 300, 400, 500, 600, 700, 800, 900 refer to one, two, three, four, five, six, seven, eight, or nine hundreds (and 0 tens and 0 ones).
Khan Academy Resources
Identify the value of a digit (ones, tens, hundreds)Place value blocks within 1,000Regroup whole numbersCreate the largest numberHundreds, tens, and onesPlace value tables within 1,000Regrouping whole numbers: 675Use place value blocks to show numbers within 1,000Place value tables within 1,000Intro to place valueCreating the largest numberIdentifying value in digitsIntro to place value
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