Grade 4 - Number
Standard 4.N.3 - Practice solving addition sentences up to 1000.
Included Skills: Addition
Demonstrate an understanding of addition of numbers with answers to 10 000 and their corresponding subtractions (limited to 3- and 4- digit numerals) by: • using personal strategies for adding and subtracting. • estimating sums and differences. • solving problems involving addition and subtraction. • Explain how to keep track of digits that have the same place value when adding numbers, limited to 3- and 4-digit numerals. • Explain how to keep track of digits that have the same place value when subtracting numbers, limited to 3- and 4-digit numerals. • Describe a situation in which an estimate rather than an exact answer is sufficient. • Estimate sums and differences, using different strategies; e.g., front-end estimation and compensation. • Refine personal strategies to increase their efficiency. • Solve problems that involve addition and subtraction of more than 2 numbers. • Solve a given problem using the standard/traditional addition algorithm. • Solve a given problem using the standard/traditional subtraction algorithm.