2nd Grade Odd And Even Numbers Lesson Plan. Write an equation to express an even number as a sum of two equal addends. 20 is an even number and 7 is an odd number so 27 must be odd.
Further explain that if there is an unpaired counter or a counter is left over then the number is odd. Students will work independently to pair up the dots in order to determine if their number is odd or even. Lesson plans and worksheets for grade 2.
Explain that if the number of counters can be arranged so each counter is paired with another the number is even.
Teach your children about odd and even numbers with these energizing math lesson plans. Explain that 27 is 20 7. Write an equation to express an even number as a sum of two equal addends. Lesson plans and worksheets for grade 2.