Solve word problems that call for addition of three whole numbers whose sum is less than or equal to 20, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.
Following multi-step directions is a difficult task for first graders. This lesson will allow additional practice to solve word problems. I want them to pick the strategy that works best for them to join three numbers.
Following multi-step directions is a difficult task for first graders. This introductory lesson will teach them how to bring a word problem to life and help them visualize what needs to be done to solve by joining three numbers.