daisybaby28 daisybaby28

19-10-2018
Mathematics

contestada

Write an expression using halving and doubling strategy to find 28x50

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altavistard altavistard

19-10-2018

Answer:

1400

Step-by-step explanation:

Example: Halve 28 and double 50, obtaining 14 and 100; then mult. 14 and 100 to obtain 1400 (answer)

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