The U.S. national debt was $2.9617×10^13 in 2021 and $3.98×10^11 in 1971. Find how much the debt increased in the 50-year period. (1 point)
Responses
$1.0183×10^24
1.0183 dollars times 10 superscript 24 baseline
$3.0015×10^13
3.0015 dollars times 10 superscript 13 baseline
$2.9219×10^11
2.9219 dollars times 10 superscript 11 baseline
$2.9219×10^13
To find the increase in the national debt over the 50-year period, we subtract the 1971 debt from the 2021 debt:
$2.9617×10^13 - $3.98×10^11 = $2.9219×10^13
Therefore, the national debt increased by $2.9219×10^13.