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Repeated subtraction

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Repeated subtraction Repeated subtraction Document Transcript

  • A) Division using Repeated Subtraction<br />Example: Solve 12 ÷ 2 using repeated subtraction<br />Method: Take away by 2 until it gets zero result.<br />12 – 2 = 10<br />10 – 2 = 8<br />Count how many times it is subtracted by 2?Answer: There are six 2s.8 – 2 = 6<br />6 – 2 = 4<br />4 – 2 = 2<br />2 – 2 = 0<br /> Therefore, 12 ÷ 2 = 6<br />B) How the calculator skip reading and counting?<br /> For example, key in 12 – 6 on the calculator then press “=” continuously until it displays zero result.<br />