
 First Grade Challenging Math

116) 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?
117) Find the sequence and fill in the blanks a) 17, 15, 13, __, 9, 7 b) 11, 22, __, __, 55, __, 77 c) 3, 6, __, 12, __, 18
118) What is the largest odd number between 10 and 30?
119) What is the largest even number between 1 and 99 that has 1 digit? 120) 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: 15
610
1115
1620
2125
2630
3135
36
40
4145
4650
5160
6170
7180  