Math in class

We are doing math and quarters and sixths it was not that hard but it was cool and it was the cool thing that we have did in class,see this was the first math work in the class but in a week we are going to do more.

1/4 of 20=5

                                                                                           2/4 of 20=10

                                                                                            3/4 of 20=15

                                                                                                     4/4 of 20=1 whole