Grade 2 - The Number System
Standard 2.NS.1.8 - Practice subtracting zero and all from a number. Recognize the similar numbers in subtracting all and zero.
Included Skills: Subtraction
Students will be expected to demonstrate and explain the effect of adding zero to or subtracting zero from any number. • Performance Indicators - N08.01 Add zero to a given number and explain why the sum is the same as the addend. - N08.02 Subtract zero from a given number and explain why the difference is the same as the given number.