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Раціональні числа

Дайте відповіді на запропоновані питання

Будь-яке від'ємне число менше... від будь-якого додатного.
З двох від'ємних чисел менше те,... модуль якого більший.
Щоб додати два числа з різними знаками... потрібно від більшого модуля відняти менший і поставити знак більшого модуля.
Сума двох протилежних чисел число нуль.
Щоб помножити два від'ємних числа, треба помножити їх модулі.
Якщо добуток двох чисел дорівнює нулю, то хоча б одне з чисел дорівнює нулю.
Щоб звести подібні доданки, треба.. додати їх коефіцієнти.
На нуль ділити... не можна.
Created by: svitlanka2019
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