Question

ajutor vă rog frumoooos.​

Answer 1

Răspuns:

a)16×0,02+2,5²:10=32/100+(25/10)²:10=

8/25+25/4:10=8/25+25/40=8/25+5/8=

(64+125)/200=189/200

c)6,5×(14,3-8,4)+7,2³=65/10×59/10+7,2³=

13×59/20+72³/1000=767/20+373248/1000=

767/20+373,248=38,35+373,248=

411,598

b)35,7:100+1,4³×10=0,357+3430/125=

0,357+686/25=0,357+27,44=27,797

d)(12,81-3,06)²-147,5:10=95,0625-14,75=

80,3125