Grade 2 - Number
Standard 2.N.9 - Complete the table with numbers up to 20 by applying the addition rule to the left column to get the result in the right column.
Included Skills: Addition, Number Patterns
Demonstrate an understanding of addition (limited to 1 and 2-digit numerals) with answers to 100 and the corresponding subtraction by: • using personal strategies for adding and subtracting with and without the support of manipulatives • creating and solving problems that involve addition and subtraction • explaining that the order in which numbers are added does not affect the sum • explaining that the order in which numbers are subtracted may affect the difference.