Вопрос школьника по предмету Математика
Реши задачу. В течение недели папа ездит на автомобиле пять раз из дома на работу и обратно и один раз – из дома на дачу и обратно и обратно. Расстояние от дома до работы 12 км, а от дома до дачи 70 км. Сколько километров папа проедет на автомобиле за четыре недели ?
Ответ учителя по предмету Математика
5*12*2 = 120 км-на работу за неделю
70*3=210 км — на дачу за неделю
120+210=330 км- всего за неделю
330*4=1320 км — всего за 4 недели
ответ: 1320 км
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