Understanding the Hundred Chart

The video tutorial introduces the concept of a hundred chart and demonstrates how it can be used to find numbers that are one more, one less, ten more, or ten less than a given number. Using the example of the number 47, the tutorial explains how to identify the number of tens and ones, and how to locate numbers relative to 47 on the chart. It also shows how place value blocks can be used to visualize these changes, reinforcing the understanding of number positions and place value.

What can a hundred chart help you find?

• The prime factors of a number

• The multiplication table

• Numbers that are one more, one less, ten more, or ten less

• The square root of a number

How many tens are in the number 47?

• 3

• 4

• 6

• 5

What is one more than 47?

• 49

• 50

• 48

• 46

What number is one less than 47?

• 49

• 45

• 48

• 46

What number is ten more than 47?

• 37

• 47

• 67

• 57

What number is ten less than 47?

• 27

• 37

• 57

• 47