Mastering Two-Digit Addition Word Problems

The video tutorial explains how to calculate the total number of books on Tomer's bookshelf by adding the number of books on each shelf. It demonstrates a method of breaking down numbers into tens and ones to simplify the addition process. The tutorial guides viewers through the calculation step-by-step, ultimately arriving at the total of 82 books.

How many shelves does Tomer's bookshelf have?

• 4 shelves

• 3 shelves

• 6 shelves

• 5 shelves

Tags

CCSS.2.OA.C.4

Which shelf has the least number of books?

• Fourth shelf

• Third shelf

• First shelf

• Second shelf

Tags

CCSS.1.NBT.B.3

What is the total number of books on the first two shelves?

• 47 books

• 45 books

• 43 books

• 49 books

Tags

CCSS.1.NBT.A.1

What is the first step in solving the addition of books?

• Separate tens and ones

• Add all numbers directly

• Divide the numbers

• Multiply the numbers

Tags

CCSS.2.NBT.B.7

How is the number 19 broken down for addition?

• 20 - 1

• 15 + 4

• 9 + 10

• 10 + 9

Tags

CCSS.2.OA.A.1

What is the sum of tens from the numbers 19, 24, and 32?

• 80

• 70

• 90

• 60

Tags

CCSS.2.NBT.B.6

How many ones are there in the number 7?

• 10

• 5

• 1

• 7

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Which method is used to simplify the addition?

• Using a calculator

• Breaking into tens and ones

• Column addition

• Standard addition

Tags

CCSS.2.NBT.B.7

What is the final total of books on the bookshelf?

• 102

• 92

• 82

• 72

Tags

CCSS.1.OA.A.1

What is the combined total of the ones place from the numbers?

• 26

• 24

• 22

• 20

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5