Addition Strategies and Techniques

The video tutorial reviews how to add more than two numbers by using strategies like adding two numbers at a time, identifying doubles, counting on, and finding combinations of ten. It also demonstrates breaking numbers into tens and ones to simplify the addition process. The tutorial provides examples to illustrate these methods, helping students understand and apply them effectively.

Why is it helpful to break down the addition of multiple numbers into smaller parts?

• It is a requirement in math.

• It reduces the chance of making mistakes.

• It makes the process faster.

• It helps in understanding the problem better.

What is the result of adding 10 and 10?

• 20

• 15

• 25

• 30

How can you verify that 10 more than 20 is 30?

• By guessing.

• By counting on from 20.

• By subtracting 10 from 30.

• By using a calculator.

What is the result of adding 20 and 10?

• 30

• 35

• 40

• 25

What is the sum of 10 and 20?

• 25

• 30

• 35

• 40

What tool can be used to check the addition of 10 more to 20?

• A protractor

• A two hundredths chart

• A ruler

• A compass

What is the benefit of using a two hundredths chart?

• It assists in visualizing addition.

• It is used for subtraction.

• It is a decorative tool.

• It helps in multiplication.

What should you look for when adding multiple numbers?

• The largest number

• The number of digits

• Combinations of ten

• The smallest number

What is the first step in adding multiple numbers?

• Add all numbers at once

• Find combinations of ten

• Subtract the smallest number

• Multiply the numbers

What is the sum of 7 and 3?

• 10

• 8

• 9

• 11