Respuesta :

mar37
There is a 0 at the end that does not need to be shown, 23.240
5.6 x 4.15

= (5.00 + 0.60) * (4.00 + 0.15)

= 5.00 * 4.00 + 5.00 * 0.15 + 4.00 * 0.60 + 0.15 * 0.60

= 20 + 0.75 + 2.40 + 0.09

= 22 + 0.40 + 0.09 + 0.70 + 0.05

= 22 + 1.10 + 0.14

= 23.10 + 0.14

= 23.24

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