Mental-Math

What addition problem do these base ten blocks represent?

• 35+29
• 28+39
• 29+38
• 38+29

Tags

CCSS.2.OA.A.1

Which statement is true?

• six hundred twenty-three < two hundred twelve
• seven hundred fifteen > three hundred sixty-five
• four hundred three > six hundred four
• one hundred fifteen < ninety-nine

Tags

CCSS.2.NBT.A.4

The hen lays 10 eggs. She lays five more . How many eggs did she lay in all?

• 5

• 10

• 15

• 12

There are two wheels in one bicycle. How many wheels are there in 5 bicycles?

• 10

• 20

• 50

• 30

I have a 8 in the Tens place.
A 5 in the Hundreds place.
A 2 in the Ones place.
What number am I?

• 852
• 582
• 285
• 528

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.A.3

Which one is the odd number here?

• 113

• 354

• 180

• 104

What is the place value of the underlined digit? 129

• Hundreds

• Ones

• Tens

• Zero

What comes after 67?

• 76

• 68

• 77

• 16

457 is an even number . Correct the statement

• TRUE

• FALSE

Which set is in order from least to greatest?

• 759 646 424 234 111

• 657 789 997 904 434

• 243 495 764 790 989