toshwarner toshwarner

20-10-2020
Mathematics

contestada

to find 27x9 I find 27x10 and remove 1 group of 27

Respuesta :

domagalskicar domagalskicar

20-10-2020

Answer:

yes because 10 groups 27 taking 1 group of 27 is now 9 groups of 27

10*27-27=243 is equal to 9*27=243

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