both numbers are broken apart by place value. add thousands to thousands, hundreds to hundreds, and so…

both numbers are broken apart by place value. add thousands to thousands, hundreds to hundreds, and so on.\n3,642 = 3,000 + 600 + 40 + 2\n+6,039 = 6,000 + 0 + 30 + 9\n? +? +? +?
Answer
Explanation:
Step1: Add thousands
$3000 + 6000=9000$
Step2: Add hundreds
$600+0 = 600$
Step3: Add tens
$40 + 30=70$
Step4: Add units
$2+9 = 11$
Answer:
$9000+600 + 70+11$