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Reading & Writing Process

Students will use a variety of recursive reading and writing processes.

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Number and Operations in Base Ten

2.NBT.1 - 2.NBT.4 Understand place value.

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2.NBT.1

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

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2.NBT.2

Count within 1000; skip-count by 2s, 5s, 10s, and 100s

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2.NBT.3

Read and write numbers to 1000 using base-ten numerals, number names, and expanded form

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2.NBT.4

Compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits, using >, =, and < symbols to record the results of comparisons

2.NBT.5 - 2.NBT.9 Use place value understanding and properties of operations to add and subtract.

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2.NBT.5

Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relation- ship between addition and subtraction

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2.NBT.6

Add up to four two-digit numbers using strategies based on place value and properties of operations

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2.NBT.7

Add and subtract within 1000; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds

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2.NBT.7.1

Use estimation strategies to make reasonable estimates in problem solving

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2.NBT.8

Mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900

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2.NBT.9

Explain why addition and subtraction strategies work, using place value and the properties of operations

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