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Addition and Subtraction

Addition and Subtraction. Amber Quinn. Content Area: Mathematics Grade Level: 1 st grade Summary: The purpose of this activity is for the student to provide the correct number for each addition and subtraction equation.

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Addition and Subtraction

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  1. Addition and Subtraction Amber Quinn

  2. Content Area: Mathematics • Grade Level: 1st grade • Summary: The purpose of this activity is for the student to provide the correct number for each addition and subtraction equation. • Learning Objective: Students will solve addition and subtraction problems with 100% accuracy. • Content Standard:Determine the unknown whole number in addition or subtraction equation relating three whole numbers. • Accomplishment: To understand addition and subtraction equations with accuracy.

  3. Let’s Review Addition! • Instructions-First Example: • 2+2=4 Add the 1st group of balls with the 2nd group of balls to get a total of 4 balls. Hyperlink: http://hoodamath.com/games/princessmath.php + =

  4. Take a look at Subtraction! • Second Example: • 3-2=1 • Take the first group of 3 balls and take away two of them. You are now left with only 1 ball. • Hyperlink: http://www.ixl.com/math/kindergarten/count-to-5 - =

  5. Now let’s Practice: • Addition Problem to solve: 10+3= • 13 • 4 • 7

  6. Correct! • Great jobSuperstar!

  7. Question Two: • Subtraction Problem: 8-4 = • 2 • 4 • 9

  8. Correct! • You got it!

  9. Summary: • Congratulations! You have solved all the problems correct Mathematician! We have reviewed adding and subtracting so now you have a little more knowledge on how to do those problems correctly! Here is a link that provides you with some interactive math problems to practice on. • Hyperlink: https://sites.google.com/a/norman.k12.ok.us/mr-wolfe-s-math-interactive-whiteboard/

  10. Incorrect! Try Again

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