Base Ten System

What number do these blocks show? 

• 25

• 7

• 23

• 2

What number do these blocks show? 

• 18

• 20

• 14

• 19

Q1. What is the result of 81 + 8?

• A) 81

• B) 89

• C) 99

• D) 91

Q1. What is the result of 76 + 10?

• A) 76

• B) 67

• C) 54

• D) 86

#1 Hello World

• 100

• 102

• 112

• 92

• 20068

• 214

• 238

• 268

What number is being represented?

• 300+60+4

• 600+30+4

• 30+60+4

• 3+6+4

Count the base ten blocks.

What is the sum?

• 132

• 105

• 60

• 150

which number do the models show?

• 32

• 34

• 36

• 46

What is the total value shown?

• 87

• 99

• 90

• 19