# ALEX Resources

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 Learning Activities (5) Classroom Resources (3)

ALEX Learning Activities
Subject: Mathematics (1)
Title: Making a Difference Solving Word Problems
Description:

This learning activity will provide online practice with solving word problems involving situations of adding to, taking from, taking apart, and comparing with unknowns in all positions. The students will use strategies they learned to solve the problems presented to them in this engaging online game. This is a helpful tool to measure the students' application of skills.

This activity results from the ALEX Resource Development Summit.

Subject: Mathematics (1)
Title: What Is the Difference?
Description:

This learning activity is a teacher-led introduction to solving word problems involving situations of taking from and comparing. The read-aloud and the activity will provide opportunities to review subtraction. Also, it will provide opportunities for a rich discussion about solving story problems. The students will use different strategies including drawings, objects, and equations to learn how to solve story problems. It is helpful to share students' responses to increase understanding of solving story problems.

This activity results from the ALEX Resource Development Summit.

Subject: Mathematics (1)
Title: Finding the Difference Using the Crayon Box
Description:

This learning activity will guide students through solving story problems. It will help the students unpack simple word problems with unknowns in all positions.  The students will use different strategies to solve problems. It will encourage the students to make sense of problems. This learning activity will engage the students so that they will feel confident in solving a variety of story problems.

This activity results from the ALEX Resource Development Summit.

Subject: Mathematics (1)
Title: Introducing Addition and Subtraction Word Problems
Description:

This learning activity is a great introduction for problem-solving using addition and subtraction to solve word problems within 20.

The video uses relatable objects, a friendly robot guide, and equations with a symbol for the unknown number to represent the problem. It includes the use of addition and subtraction strategies like counting on and how much more.

The video is engaging and offers 4 methods for adding and subtracting in a word problem. Students have the ability to add to or take from, and compare quantities to solve word problems within 20 like fewer or more than.

Students will follow along with the video using small concrete objects and illustrations to represent the word problems from the video.

This activity was created as a result of the ALEX Resource Development Summit.

Subject: Mathematics (1)
Title: Drawing a Formative and Summative Assessment for Word Problems
Description:

This learning activity contains 6 formative assessments and 1 summative assessment on using addition and subtraction to solve word problems within 20. In each assessment, students solve for the sum or difference in a word problem.  Students should justify their answers using concrete objects or drawings.

This activity was created as a result of the ALEX Resource Development Summit.

ALEX Learning Activities: 5

ALEX Classroom Resources
Subject: Mathematics (1)
Title: Modeling With Tape Diagrams
URL: https://aptv.pbslearningmedia.org/resource/33b9ddab-0642-4ebf-85fe-1dacce6458fd/modeling-with-tape-diagrams/
Description:

Tape diagrams are another visual strategy students can use to model addition and subtraction. If this strategy works well for students, encourage them to use it when solving story problems.

Subject: Mathematics (1)
Title: Adding Up and Taking Away