Basic Arithmetic and Problem Solving

The video tutorial covers solving word problems involving subtraction up to 20. It includes three examples: Benjamin's toy store purchase, Zoe's marbles, and Daniel's bouncy balls. The teacher demonstrates different strategies, such as drawing models and using addition to relate to subtraction, to help students understand and solve these problems effectively.

What is the main focus of the video tutorial?

• Multiplication word problems

• Subtraction word problems up to 20

• Addition word problems

• Division word problems

How much money did Benjamin have initially?

• $10

• $25

• $20

• $15

How much did Benjamin spend on the toy car?

• $6

• $4

• $7

• $5

How much money does Benjamin have left after his purchase?

• $18

• $16

• $14

• $12

What is the result of 20 minus 6?

• 12

• 15

• 13

• 14

What is the first step in solving Benjamin's problem?

• Subtract the numbers

• Add the numbers

• Draw 20 different things

• Count by twos

What is the importance of counting by twos in Benjamin's problem?

• To check the subtraction result

• To make it more complex

• To add numbers

• To confuse the students

How many marbles did Zoe have before playing with Thiago?

• 18

• 15

• 12

• 10

How many marbles did Zoe lose while playing?

• 5

• 2

• 3

• 4

How many marbles does Zoe have left?

• 11

• 12

• 10

• 9