This is an application for training of lowest common multiple(LCM) and greatest common measure(GCM).

If your children have a lot of that practice in this application, they can calculate quickly and accurately.

The target is for children from age 10 to 14 years.



It's the portrait view (vertical) only. Please use it locks in the rotation.

Please choose the type of problem at the bottom. (If you choose not to do anything is the first of LCM.)

Then please touch a "start" button. Then, the problem appears. Touch the cream rectangle cell in the screen that appears below the keyboard for entering numbers. Please enter your answers using the keyboard.

Please don't use the return key on the keyboard. When you want to enter next cell, please touch the cell each time. Any cell can be entered freely.

When you're done, please touch of a "mark" button. If you have a mistake the answer will change to orange.

Re-enter the right answer to the wrong cell, you press the "mark" button "excellent" appears.

When another problem is to touch a button to hide the keyboard in the lower right of the keyboard, please turn off the keyboard once. You can select the types of problems in that state.

If you want answers, please visit the page of LCM & GCM in iPad application(menu) at mainichihanamaru Web Site.