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教师出示例题(将已知条件编号)及线段图: 例2 滨河公园原来有20条船,每天收入360元。照这样计算,现在增加了15条船,每天共收入多少元?(九义教材六年制第九册“应用题”中的例2)
Teachers present examples (with known condition numbers) and line drawings: Example 2 Riverside Park originally had 20 boats and received 360 yuan a day. According to this calculation, the current increase of 15 boats, a total income of how many dollars a day? (Nine textbooks six years of ninth volumes “Application” in Example 2)