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Estimate and Round
1.4 Count and group object in ones and tens (e.g., three groups of 10 and 4 equals 34,
or 30 + 4).
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Estimate and Round
2.3 Identify one more than, one less than, 10 more than, and 10 less than a given
number.
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1.2 Use words, models, and expanded forms (e.g., 45 = 4 tens + 5) to represent numbers (to 1,000).
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Estimate and Round
1.32 Order and compare whole numbers and decimals to two decimal places.
1.4 n/a Decide when a rounded solution is called for and explain why such a solution may be appropriate.
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Estimate and Round
1.11 Estimate, round, and manipulate very large (e.g., millions) and very small (e.g., thousandths) numbers.
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estimate and round
2.0
Students perform calculations and solve problems involving
addition, subtraction, and simple multiplication and division of fractions
and decimals.
Key Standard
2.1 7 Add, subtract, multiply, and divide with decimals; add with negative integers;
subtract positive integers from negative integers; and verify the reasonableness of
the results.
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En Garde!
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