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comparing simple and compound interest
um and britt each deposit $5,000 into accounts that earn 5% interest. adam's account
sunnual simple interest while britt's account earns annual compouna inter
its account earns annual compound interest. the tables below
w how much interest is earned each year for the first 3 years in adam and britt's accounts.
att
annual compound interest
adam
annual simple interest
calculation interest
britt
interest
calculation
$250
$250
$262.50
$250
year 1 5,000.05)
year 2 5,.05)
year 3 5,000(.05)
total interest earned:
year 1 5,000(.05)
year 2 5,2500.05)
year 3 5,512.500.05)
total interest earned:
$275.63
$250
$788.13
$750
a. who will earn more interest after three years, and how much more?
b. using the tables to , describe any differences you notice between how adam and britt':
interest amounts are calculated.