MillenaAndrade1221
MillenaAndrade1221 MillenaAndrade1221
  • 25-03-2021
  • Mathematics
contestada

1)Resolva as contas
a) (-3/5) + (-3/4)=
b) (-2,5) + (-1,14)=
c) (-3/4) + (-0,4)=
Com o MMC se for possível

Respuesta :

faisal4craft7 faisal4craft7
  • 25-03-2021
a) = -3/5 - 3/4
= -12/20 - 15/20
= -27/20

b ) -2,5 - 1,14 = -3,64

C) -3/4 - 0.4

-0.75 - 0.4 = -1.15
Answer Link

Otras preguntas

dolores and four friends went to a buffet dinner.The total cost was at most $130 including the $20 dollar tip they left.How much did each pay for the buffet? i
ANSWER ASAP PLEASE! Which words in the sentence make up the adverb phrase? Which word does the adverb phrase modify? She frequently hears noises during the ni
Write a story problem for the addition sentence 7+ __=9.solve the story problem.
Сочинить стих со словами ученик поник парта карта
What two numbers add up to 7 and multiply to get -504?
Match the words in pairs of either synonyms (S)or antonyms(A) A 1. roomy 2.less 3. up-to-date 4.to dislike 5.disadvantage 6.to exclude 7.to refuse 8.d
Why was Lewis and Clark expedition launched? A. to explore Louisiana territory B. to explore territory that the United States could purchase C. to explore areas
why was the Soviet launch of Sputnik a turning point in US history?
A poll tax required prospective voters to do which of the following? A.read and write B.pass a test C.pay money D.prove that their grandfathers were U.S. citize
What is the value of the expression 7–3? A.–21 B.-1/343 C.1/343 D.343