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Can anyone recommend calculator to explain basic concepts to 10 year old? Like 3 * 10 = 30. Or 100 * 200 = 2000. Or 3 * 3 * 3 = 27, etc.
by RomanPushkin 3y ago
Can anyone recommend calculator to explain basic concepts to 10 year old? Like 3 * 10 = 30. Or 100 * 200 = 2000. Or 3 * 3 * 3 = 27, etc.