Grade 3 Math: Number & Operations in Base Ten |
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CCSS.MATH.CONTENT.3.NBT.A.1 - Use place value understanding to round whole numbers to the nearest 10 or 100. |
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CCSS.MATH.CONTENT.3.NBT.A.2 - Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction. |
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CCSS.MATH.CONTENT.3.NBT.A.3 - Multiply one-digit whole numbers by multiples of 10 in the range 10-90 (e.g., 9 × 80, 5 × 60) using strategies based on place value and properties of operations. |
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