Subtraction of numbers up to 20 – Crocodile Board Game

This is an interactive online math game on subtraction of numbers up to twenty. The principle of subtraction stays the same but tends to differ only if dealing with one digit or two digit numbers. From one up to 9, it is pretty straight forward and children tend to solve such basic problems using their fingers or counting aids. However, when the numbers start to incorporate two digits, the notion of subtraction with or without regrouping starts coming into play. On this website, you will find subtraction of numbers up to 20 with pictures worksheets. This will help to prepare you ahead of the current game. The game can be played as a group game in the classroom or by individuals wishing to improve their skills in subtraction. The gaming section of this subtraction exercise is built on the notion of a crocodile swamp board game. The game is fun and challenging since players must roll the dice to know how many spaces they are allowed to move forward. The main pitfall in this game are the crocodiles which may scare and send you back to start. The winner is the player who answers questions correctly, avoids the crocodiles and gets to the finish line first. Have fun playing and keep coming for more. This math online activity is applicable to students in grade 3, grade 4 and grade 5.