A) S/.35 1/5 B) S/. 15 1/20 C) S/. 10 13/20 D) S/. 20 1/5.... Question from @pcereceda2016

December 2023 1 4 Report

A) S/.35 1/5
B) S/. 15 1/20
C) S/. 10 13/20
D) S/. 20 1/5

Respuesta:

S/. 10 13/20

Respuesta C

Explicación:

25 4/5 - 15 3/20

((5*25)+4)/5 - ((20*15)+3)/20

(125+4)/5 - (300+3)/20

129/5 - 303/20

(516-303)/20

213/20 = 10 y sobra 13

10 13/20

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