Use a FrameLayout (instead of RelativeLayout) and put button and image into it.
Position the image (cirle with number) and button via
android:layout_gravity="top|left" android:layout_marginTop="Xdp" android:layout_marginLeft="Xdp"
Hope this will helps you

Use a `FrameLayout` (instead of RelativeLayout) and put button and image into it.
Position the image (cirle with number) and button via
android:layout_gravity="top|left" android:layout_marginTop="Xdp" android:layout_marginLeft="Xdp"
to your likes.