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First Grade Challenging Math
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1-16)  Amy and her sister Mary like grapes. Their mom tries to give them the same number of grapes one day. She puts grapes into 2 bowls. At first, Amy's bowl has 18 more grapes than Mary's bowl. How many grapes does Amy need to give Mary so they have the same number of grapes?

                                      


                     

1-17)   Find the sequence and fill in the blanks

a)  17, 15, 13, __, 9, 7

b)  11, 22, __, __, 55, __, 77

c)   3, 6, __, 12, __, 18

                             

     

 

 

1-18)  What is the largest odd number between 10 and 30?

 

1-19)   What is the largest even number between 1 and 99 that has 1 digit?

                             

     

1-20)  Fill the 9 squares with numbers 1, 2, and 3 so that the sum of 3 numbers in all rows, columns and diagonals are the same.


                                        

 

 

More challenging math problems for 1st grade: 
1-5  6-10  11-15  16-20  21-25  26-30  31-35  36- 40  41-45 
46-50  51-60  61-70

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