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III - Numbers
Standard 3.N.1.2 - Solve addition equations and word problems with numbers up to 1000.
Addition and Subtraction â€¢ Adds and subtracts numbers by writing them vertically in the following two cases: - without regrouping. - with regrouping. â€¢ Uses the place value in standard algorithm of addition and subtraction. â€¢ Solves addition and subtraction problems in different situations presented through pictures and stories. â€¢ Frames problems for addition and subtraction facts. â€¢ Estimates the sum of, and difference between, two given numbers.