Question

calculeaza 2,5 x 11/10 + (3 x 0,(3) - 2 x 0,02) x 4

Answer 1

raspunsul e 59/20…….

Answer 2

Explicație pas cu pas:

2,5×11/10+(3×0,(3)-2×0,02)×4=

=25/10×11/10+(3×0 3/9-2×2/100)×4=

=275/100+(3×3/9-4/100)×4=

=275/100+(9/9-4/100)×4=

=275/100+(1-4/100)×4=

=275/100+4-16/100=

=275/100-16/100+4=

=259/100+4=

=2,59+4=

=6,59