2 Digit Multiplication

Name: 2 Digit Multiplication
Price: 15 CNY
Availability: InStock

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教育(155215)

版本 2.1.6 更新 2025-10-21 开发者 Yasuyoshi Ota

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Description

Learn & Exercise How to multiply double digit numbers quickly

Learn & Exercise How to multiply double digit numbers quickly.

19x17
(19+7)x10 + 9x7 = 323 (Method-A1)

58x58
((5x5)+8)x100 + 8x8 = 3364 (Method-A6)

分类: 教育(155215) 版本: 2.1.6 BundleId: jp.hasshokukou.mathmethod 开发者: Yasuyoshi Ota 最近更新: 2025-10-21