A 60-minute lesson in which students will mentally add or subtract 10; 100; or 1,000 from a 4-digit number.
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A 60-minute lesson in which students will mentally add or subtract 10; 100; or 1,000 from a 4-digit number.
Login to view the lesson plan.
Use an understanding of place value to determine the number that is 10 or 100 more or less than a given number up to 1,200; and
Solve with fluency one-step and two-step problems involving addition and subtraction within 1,000 using strategies based on place value, properties of operations, and the relationship between addition and subtraction;
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