Mathematics, 02.02.2020 19:54 springcoates

19.5÷1.5=(19.5∙10)÷(1.5∙10)=195÷15=

195÷1.5=(195∙10)÷(1.5∙10)=

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19.5÷1.5=(19.5∙10)÷(1.5∙10)=195÷15=

195÷1.5=(195∙10)÷(1.5∙10)=...