The answer = 4560
390 pluse something equl 450 = 840
390-450 day
450 m by 290
It is 450 plus 45 = 495
145 as a percentage of 450 = 100*145/450 = 290/9 = 32.222...%
It is 390 minutes.
900 + 450 = 1,350
640 - 190 = 450
450+400+300+350+250=1,750. Obviously.
8 + 450% = 12.5
298 + 152 = 450
1,767 + 450 = 2,217