Question

verifica relatiile si scrie A pentru cele adevarate si F pentru cele false. a) (580-40:2×4):25+550<600, b) 300-2×[5×(70-78:3)]:8>250, c) [(3+47+50):4+91]:2>50, d) [100×(25+50×4)+500]:10<3000

Answer 1

a) (580-20×4):25+550<600
(580-80):25+550<600
500:25+550<600
20+550<600
570<600 A

b) 300-2×[5×(70-26)]:8>250
300-2×[5×44]:8>250
300-2×220:8>250
300-440:8>250
300-55>250
245>250 F

c) [100:4+91]:2>50
[25+91]:2>50
116:2>50
58>50 A

d) [100×(25+200)+500]:10<3000
[100×225+500]:10<3000
[22500+500]<3000
23000<3000 F