Ustnyi schet iavliaetsia vazhneishim elementom urokov matematiki v 4 klasse. On zakrepliaet navyki scheta, sposobstvuet formirovaniiu i razvitiiu abstraktnogo myshleniia, tvorcheskogo voobrazheniia, smekalki i soobrazitelnosti shkolnikov. Kniga soderzhit zadachi povyshennoi slozhnosti (Ð"«Tcifiriku ot UmnikaÐ"»), rasschitannye na detei s nestandartnym matematicheskim myshleniem, kotorye dolzhny sumet verno raskryt uslovie zadach i naiti reshenie. Izdanie budet neobkhodimym podsporem dlia uchitelia i uchashchikhsia nachalnykh klassov obshcheobrazovatelnykh shkol.