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Curated OER
Checking Addition and Subtraction by Estimation
In this mathematics worksheet, young scholars solve various equations using different methods. They estimate each answer by checking the additions and subtractions given for each. Then, students write in the decision column wither...
Curated OER
Subtracting Two- and Three-Digit Numbers
In this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.