Ответ учителя по предмету Математика
1. В конкурсе участвовали 15 певцов и 8 танцоров. На сколько меньше было танцоров, чем певцов?1) 15-8=7(п.) — меньше.
2.Всего в конкурсе участвовало 23 человека. Певцов было 15. Сколько было танцоров?1) 23-15=8(т.) участвовало в конкурсе.
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1. If people were wiser,they (25)______ any wars.
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