Let's do some maths!
3 Modes >
Quickplay: Easy to difficult questions. Math operations ,-,*,/.
Options: Fill the missing sign or missing number.
Challenge: Find square/root/cube of a number, find the even/odd, smallest/largest. This willl improve your math skills.
Let's Play! Have fun!
Challenge yourself to score more in 1 minute!
Fill-D-Box for android is now released!