Mental Mathematics Review

What number comes after 4739?

• 4730

• 4750

• 4740

• 3740

Tags

CCSS.2.NBT.A.3

Greg has 27 pencils and Frank has 10. How many do they have altogether?

• 37

• 47

• 57

• 30

Tags

CCSS.2.OA.A.1

What is 42 rounded off to the nearest 10?

• 30

• 40

• 50

• 60

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

How many tens are there in 100?

• 1

• 5

• 10

• 100

Tags

CCSS.2.NBT.A.1B

What is 10 more than 79?

• 69

• 79

• 99

• 89

Tags

CCSS.1.NBT.C.5

8 x 8=_____

Tags

CCSS.3.OA.C.7

9 x 5 = __?__ x 9

• 45

• 6

• 9

• 5

Tags

CCSS.3.OA.B.5

What is the value of 6 in 6 052?

• 6 tens

• 6 ones

• 6 thousand

• 6 hundred

Tags

CCSS.4.NBT.A.1

What is 6 less than 20?

Tags

CCSS.2.OA.A.1

What is 10 less than 60?

Tags

CCSS.1.NBT.C.5