The ownership of electrical appliances has changed dramatically from 1920 to 2019. Washing machines changed the least, from 40
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in 1920 to about 75 Change the spelling
per cent
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in 2019, which is about 35 Change the spelling
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over almost 100 years. Vacuum cleaners rose from 30 Change the spelling
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in 1920 to 100 Use synonyms
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in 2000, and stayed the same since Use synonyms
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. The percentage of refrigerators with electrical appliances increased most drastically, from 0 Linking Words
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in 1920 to 100 Change the spelling
per cent
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in just 60 years. Change the spelling
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Although
washing machines with electrical appliances are only at 75 Linking Words
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in 2019, both refrigerators and vacuum cleaners are at 100 Change the spelling
per cent
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percent
. That explains why the number of hours of housework per week per household decreased by almost 40 Change the spelling
per cent
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, from 50 Change the spelling
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in 1920 to just 10 Change the spelling
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in 2019. With the help of technology, people don't have to spend too much time doing household chores like washing clothes, preparing meals, or cleaning anymore.Change the spelling
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