입증된 방법론으로 진행되는 놀라운 앱으로 수학을 즐겁게 배워보세요. 레벨을 높이고 수학적 이해를 위한 기초를 다지세요!
- 입증된 일본식 방법론을 기준으로 수학을 학습하는 최고의 앱입니다.
- 수학을 배우고 계산 능력을 향상시키세요!
- 레벨을 높이고 주요 수학 계산법을 마스터하세요! 새 콘텐츠가 추가됩니다!
You can subscribe for access to the full list of Math lessons.
Subscriptions are from $9.99 USD weekly, $29.99 USD monthly and $99.99 USD annually*.
Payment will be charged to iTunes Account at confirmation of purchase.
You will be able to do all exercises for the duration of the subscription.
Subscription automatically renews for the same price and duration period as the original ""one week""/""one month""/""one year"" package unless auto-renew is turned off at least 24-hours before the end of the current period.
Account will be charged for renewal within 24-hours prior to the end of the current period at the cost of the chosen package (weekly, monthly or yearly package).
Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user s iTunes Account Settings after purchase.
No cancellation of the current subscription is allowed during active subscription period.
You may cancel a subscription during its free trial period via the subscription setting though your iTunes account. This must be done 24 hours before the end of the subscription period to avoid being charged. Please visit: http://support.apple.com/kb/ht4098 for more information.
You may turn off the auto-renewal of your subscription via your iTunes Account Settings. However, you are not able to cancel the current subscription during its active period.
Any unused portion of free-trial period, will be forfeited when the user purchases an app subscription.
* Prices are equal to the value that ""Apple s App Store Pricing Matrix"" determines as the equivalent of the subscription price in $ USD