melissagotmoves melissagotmoves

05-11-2019
Mathematics

contestada

Andy scored 90 on the last history exam. He scored 81 this time. By what percent did his score decrease?

Respuesta :

briansantamaria123 briansantamaria123

05-11-2019

Answer:

90%

Step-by-step explanation:

90*0.90=81

Answer Link

briannamaxwell07 briannamaxwell07

05-11-2019

Answer:

Step-by-step explanation:

If out of 100, 90-81=9 so it decreased by 9%

Answer Link

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