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Основно съдържание

STANDARDS

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US-IN

Math

Indiana Math

Grade 2: Number Sense

2.NS.1

Partially covered
Count by ones, twos, fives, tens, and hundreds up to at least 1,000 from any given number. (E)

2.NS.2

Partially covered
Read and write whole numbers up to 1,000. Use words, models, standard form, and expanded form to represent and show equivalent forms of whole numbers up to 1,000. (E)

2.NS.3

Not covered
Determine whether a group of objects (up to 20) has an odd or even number of members (e.g., by placing that number of objects in two groups of the same size and recognizing that for even numbers no object will be left over and for odd numbers one object will be left over, or by pairing objects or counting them by twos).
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2.NS.4

Partially covered
Define and model a "hundred" as a group of ten tens. Model place value concepts of three-digit numbers, multiples of 100, and equivalent forms of whole numbers using objects and drawings. (E)

2.NS.5

Fully covered
Use place value understanding to compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits, using > , = , and < symbols to record the results of comparisons. (E)