问题
选择题
妈妈买5千克西红柿和4千克香蕉,一共用了24.8元,香蕉每千克3.6元.西红柿每千克( )元.
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答案
(24.8-3.6×4)÷5,
=(24.8-14.4)÷5,
=10.4÷5,
=2.08(元);
答:西红柿每千克2.08元.
妈妈买5千克西红柿和4千克香蕉,一共用了24.8元,香蕉每千克3.6元.西红柿每千克( )元.
|
(24.8-3.6×4)÷5,
=(24.8-14.4)÷5,
=10.4÷5,
=2.08(元);
答:西红柿每千克2.08元.