Addition Strategies and Techniques

This video tutorial introduces level two addition, focusing on adding two-digit numbers using carrying. It begins with a simple example of 11 + 4, explaining the concept of carrying and visualizing the process with balls and number lines. The tutorial progresses to more complex problems like 28 + 7 and 99 + 9, emphasizing different methods to understand and solve these problems. The video aims to build a strong foundation in addition, encouraging practice and visualization to enhance understanding.

What is the main focus of level two addition?

• Subtracting two-digit numbers

• Adding two-digit numbers using carrying

• Multiplying single-digit numbers

• Dividing two-digit numbers

When adding 11 and 4, what is the result of adding the digits in the ones place?

• 7

• 5

• 9

• 3

How many total balls are there when you add 11 balls and 4 more?

• 15

• 14

• 13

• 12

What is the result of 28 plus 7 using the number line method?

• 34

• 33

• 35

• 36

What is the sum of 8 plus 7?

• 16

• 15

• 14

• 13

What is the result of 99 plus 9?

• 111

• 110

• 109

• 108

When adding 99 and 9, what do you do with the carried over 1?

• Multiply it by 2

• Subtract it from the total

• Add it to the next column

• Ignore it

What is the result of 56 plus 7?

• 65

• 64

• 63

• 62

What is the sum of 6 plus 7?

• 12

• 13

• 15

• 14

What should you do if you get confused while adding numbers?

• Draw it out or use a number line

• Guess the answer

• Skip the problem

• Use a calculator