Basic Addition and Subtraction Problems

In this lesson, students learn to write and solve addition sentences using word problems. The video provides examples involving leaves, flowers, and rabbits to illustrate how to find missing numbers and complete addition sentences. The lesson emphasizes counting objects and understanding the concept of adding to find a total. The next lesson will cover number pairs to 5 and addition sentences.

What is the main focus of Lesson 5.7?

• Division word problems

• Addition word problems

• Subtraction word problems

• Multiplication word problems

How many leaves were initially on the ground?

• Four

• Eight

• Six

• Two

After some leaves fell, how many leaves were on the ground in total?

• Four

• Seven

• Five

• Six

How many leaves fell from the tree?

• Three

• Two

• Four

• One

What is the total number of leaves after some fell from the tree?

• Seven

• Four

• Five

• Six

How many flowers did Bob initially have in his garden?

• Six

• Five

• Four

• Three

After planting more, how many flowers does Bob have now?

• Seven

• Eight

• Nine

• Ten

How many flowers did Bob plant?

• Four

• One

• Three

• Two

How many flowers did Bob plant to reach a total of eight?

• One

• Two

• Three

• Four

What is the sum of five and three?

• Ten

• Nine

• Eight

• Seven