sandovalsandra069 sandovalsandra069

13-11-2021
Mathematics

contestada

Mary is doing research on bird migration. Last week she counted 12 migration birds in her yard. This week she counted 10. What was the percent decrease in birds this week?

Respuesta :

joycezhang776 joycezhang776

13-11-2021

16.67% decrease in birds per weeks

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