Activity 1: Assessment. Estimated duration: 3 min
Assessment with 3 questions chosen from Fluently Add and Subtract Within 20.
3 questions assessment
Activity 2: Video Game. Estimated duration: 6 min
Adding and Subtracting Fluently Within 20
In this lesson, students learn key strategies for fluently adding and subtracting within 20. These include using the "making ten" strategy, "counting on" and counting backwards" strategies, and understanding inverse operations. By decomposing numbers and making connections between addition and subtraction, students enhance their mental math skills for quick, accurate problem-solving.
Ratings
Teacher Ratings (3) 5.0 stars.
Student Ratings (1026) 3.8 stars.
Activity 3: Question Game. Estimated duration: 18 min
Robot Chef
Congratulations, you are creating the first all-robot restaurant in the city! As you serve more customers, you will be able to build more robots to assist in delivering tasty treats. Attend Night School and answer questions to earn advanced robot chefs!
Ratings
Teacher Ratings (135) 4.2 stars.
Student Ratings (64838) 4.2 stars.