Multiplying and Dividing Two-Digit Numbers

The video tutorial covers lesson 4-2, focusing on using models to multiply two-digit numbers by multiples of 10. It demonstrates the use of area models, place value blocks, and arrays to solve multiplication problems. The tutorial also explores the distributive property and applies these concepts to real-world problems, enhancing students' understanding of multiplication and problem-solving skills.

What is the main focus of lesson 4-2?

• Using models to subtract two-digit numbers

• Using models to divide two-digit numbers

• Using models to multiply two-digit numbers by multiples of 10

• Using models to add two-digit numbers

How is the number 26 broken down in the area model for 20 times 26?

• Into 2 and 6

• Into 20 and 6

• Into 20 and 26

• Into 10 and 16

What is the product of 20 times 26 using the area model?

• 520

• 400

• 600

• 720

How many groups of 10 are there in the place value blocks for 10 times 16?

• 12

• 10

• 8

• 5

What is the product of 10 times 16 using place value blocks?

• 120

• 100

• 180

• 160

What is the result of 10 times 22 using place value blocks?

• 200

• 220

• 260

• 240

What is the product of 40 times 37 using an area model?

• 1280

• 1580

• 1380

• 1480

How many cameras were sold in March if 1446 were sold in the first three months?

• 575

• 775

• 485

• 675

How much did the store donate to charity for February camera sales?

• $990

• $880

• $660

• $770

How many fluid ounces were sold during the basketball game?

• 1200

• 1500

• 1300

• 1400