Question

{[(5×12+5×18)-25×2]×4+1000}×2​

Answer 1

{[(60+90)-50]*4+1000}*2

[(150-50)*4+1000]*2

(100*4+1000)*2

1400*2

2800

*=inmultire

Answer 2

Salutare!

{[(5×12+5×18)-25×2]×4+1000}×2=

{[(60+90)-25×2]×4+1000}×2=

[(150-25×2)×4+1000]×2=

[(150-50)×4+1000]×2=

(100×4+1000)×2=

(400+1000)×2=

1400×2=

2800