Computation4th GradeCRCT

Which answer shows 2,937 rounded to the nearest ten?  

A.   3,000  

B.   2,940  

C.   2,930  

D.   2,900  

Use front-end estimation to solve.           

A.   $7  

B.   $8  

C.   $9  

D.   $10  

 

736-248

A.   488  B.   498  C.   518  D.   598  

  Find the difference.  

Find the product.  

$8.30 x 16 =

 

A.   $74.10  B.   $74.16  C.   $132.80  D.   $132.86  

Peter was born in 1981. His sister, Sally, was born four years before him, and his brother, Ryan, was born nine  years after Sally. In what years were Sally and Ryan born?  

A.   1972 and 1985  

B.   1977 and 1986  

C.   1977 and 1990  

D.   1985 and 1996  

Kadeem had 53 rocks in his collection. He gave Cindy 22 of them. About how many rocks did he have then?  

A.   10  

B.   20  

C.   30  

D.   40  

Add.   495 +367=

A.   128  

B.   752  

C.   848

D. 862 

What even 2-digit number between 40 and 50 is a multiple of 7?  

A.   42

B. 47

C. 48

D. 49

Use mental math to find the sum.   4956+3490          

A.   1,466  

B.   7,546  

C.   7,566  

D.   8,446  

Which operations make the following equation true?      (5 3) + (6 2 ) = 27  

A.   ×, +  

B.   +, ×  

C.   ×, ×  

D.   +, +  

Which number belongs in the box?  

A.   8  B.   11  C.   18  D.   28  

         

7+(3+8)=(7+3)+

Subtract.   581-476

A.   1,057  

B.   915  

C.   115  

D.   105  

Round to the nearest ten.6,579  

A.   6,580  

B.   6,600  

C.   7,000  

D.   7,080