374 + 445 = 819
374+391+390=1155
445 + 675 = 1,120
374 + 567 = 941
374 plus half of 69 = 408.5.
467
764
450
1214
445
The sum is: 22+212+211 = 445
Grab a pen and some paper and use your BRAIN ! The answer is 445 !
In base 5 the answer is 1000. In base 10, 445.