88くんマスター　そろばん教室88くん

This app is the official app of the commute from infant "abacus classroom 88-kun."

This app is the official app for "Abacus Classroom 88" that can be used by young children.

You can practice flash mental arithmetic and calculation even at home for children attending the “Soroban 88-kun classroom”, which is a Seiha group!

Main features:

・One person flash

Practice flash mental arithmetic from simple problems.

・Multiplication table master

I will practice the multiplication table.

Abacus classroom 88-kun App member limited functions:

・Master who becomes 5・10

❖ Start from the place where you can be a turtle, practice, and practice the elements that appear in the chest.

・25-mass master

We will practice adding, subtracting, multiplying, and dividing in the 25-mass calculation method.

・Scale knock

Practice practicing predicting the number of digits in the results of multiplication and division.

・Shosho Master

Practice practicing the maximum digit of the division quotient.

・ Flash together

-Flash mental calculation is performed by specifying the number of digits, number of units, and number of seconds.

・Suji Challenge

We will practice the numbers for young children.

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