Rules for addition and subtraction of negative numbers July 8, 2019 16 32 64 128 Rules for addition and subtraction of positive and negative numbers Matematikani boshidan o'rganish 2 qism Matematikani 0 dan o'rganish 8 qism Математика n darajali ildiz Matematikani 0 dan o'rganish 2 qism
