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Компоненти дій

Знаходження невідомих компонентів арифметичних дій

х + 5 = 10 Як знайти невідомий доданок? Щоб знайти невідомий доданок, треба від суми відняти відомий доданок.
х - 5 = 4 Як знайти невідоме зменшуване? Щоб знайти невідоме зменшуване, треба до різниці додати від'ємник.
8 - х = 10 Як знайти невідомий від'ємник? Щоб знайти невідомий від'ємник, треба від зменшуваного відняти різницю.
х * 2 = 10 Як знайти невідомий множник? Щоб знайти невідомий множник, треба добуток розділити на відомий множник.
х : 5 = 10 Як знайти невідоме ділене? Щоб знайти невідоме ділене, треба частку помножити на дільник.
12 : х = 2 Як знайти невідомий дільник? Щоб знайти невідомий дільник, треба ділене розділити на частку.
Created by: teacher7557
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