shawnanguyen80 shawnanguyen80

20-10-2021
Mathematics

contestada

Explain how you can use doubles when
multiplying with 4 to find 4 X 8.

Respuesta :

kojohnsonstudent kojohnsonstudent

20-10-2021

Multiplying by 4 using the doubles strategy utilizes the fact that 4 is double of 2. Hence, 4 time any number is double of 2 times that number. Thus, given 4 x 8, it can be evaluated using the double strategy as follows 2 x 8 + 2 x 8 = 16 + 16 = 32

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