Second Grade Challenging Math 
236) How many blocks are there in this stack?
Assume there is nothing behind the 4th row of cubes.
237) Fill in the blanks 7 + ___ = 15 6 + ___ = 11 ___ + 5 = 12
238) Eric writes down numbers from 1 to 78. How many times does Eric write the digit “0”?
239) How many 3digit numbers can you make using numbers: 2, 4, and 0? Use each digit only once in the 3digit number. 240)
David wants to play tennis with Juan on a Sunday afternoon. There are 2
different roads from David's house to Juan's house. There are 3 different
roads from Juan's house to the tennis courts. If David wants to meet Juan
at his house and then walk to the tennis courts, how many different ways can
David get to the tennis courts?
More challenging math problems for 2nd grade:
15 610 1115
1620
2125
2630
3135
3640
4145
4650
5160
6170
7180
