Addition Ones Tens and Hundreds

What is the missing digit that makes the addition statement true?

• 2

• 3

• 4

• 5

Tyler says 753 rounds to 800. Alexis says 753 rounds to 750. Who is correct?

• Tyler

• Alexis

• Both of them are right, it depends on whether you are rounding to the nearest ten or hundred

• Niether of them are right

Enter the sum.

Enter the sum.

+ ​ = ​

• 8

• 7

• 70

• 80

• 9

• 89

• 90

• 10

• 79

• 99

Match the following

• 91

• 63 + 10 =

• 73

• 71 + 20 =

• 23

• 13 + 10 =

• 57

• 47

• 85

• 87

+ ​ (a)   = ​ (b)  

• 8

• 7

• 70

• 80

• 9

• 89

• 90

• 10

• 79

• 99

What is the number the model represents? ​ (a)  

• 233

• 143

• 333

Tags

CCSS.MATH.CONTENT.2.NBT.A.3

56+20=

• 76

• 87

• 46

• 96