Home Favorites My Account Menu
login
Advertisement

Sort By Grade

Operations and Algebraic Thinking Work with addition and subtraction equations. 8Determine the unknown whole number in an addition or subtraction equation relating to three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 + ? = 11, 5 = ?– 3, 6 + 6 = ?.
List View (old)
Image Size
Smaller Larger
1oa8
Solving Mixed Problems within 20 (+ -)
 - solving-mixed-problems-within-20 worksheet  - solving-mixed-problems-within-20 worksheet
Advertisement