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Long Addition to 1000
Large number addition. Goal is to accurately solve addition with large operands (2 digits or more) reasonably quickly and build up skill to solve harder and harder problems. Try to do these in your head. Otherwise, work this out on paper.
This topic aligns to the following state standards
Grade 1: NS 2.6 Solve addition and subtraction problems with one-and two-digit numbers (e.g., 5 + 58 = __).
Grade 2: NS 2.2 Find the sum or difference of two whole numbers up to three digits long.
Grade 2: NS 2.3 Use mental arithmetic to find the sum or difference of two two-digit numbers.
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