G.6

복리 이자

1년마다 복리로 이자가 붙을 때 잔액과 이자 구하기

난이도

보통

난이도

문제 수

예제 포함답안지 포함

@page { size: letter; margin: 0; } @media print { .ws-page + .ws-page { break-before: page; } } Daniel Math Academy \cdot Grade 7 Math Compound Interest Skill G.6 \cdot Consumer math \cdot ★★☆ Medium Name Date Score / 4 Scan for answers Interest is compounded once a year. Round to the nearest cent. Example 1, 000 \times 1.0 5^{2} = 1, 102.50 Think: Each year the balance is multiplied by 1.05 (the whole balance plus 5% of it), so after 2 years it is multiplied by 1.0 5^{2} . Simple interest would give only $ 1, 100 . 1 Maya deposits $ 1, 800.00 in an account that earns 4% interest compounded annually. What is the balance after 3 years? 2 Grace deposits $ 4, 000.00 in an account that earns 6% interest compounded annually. What is the balance after 3 years? 3 Omar deposits $ 4, 100.00 in an account that earns 5% interest compounded annually. How much interest does the account earn in 3 years? 4 Leo deposits $ 800.00 in an account that earns 4% interest compounded annually. How much interest does the account earn in 2 years? Daniel Math Academy \cdot danielmath.com Worksheet # xr7hwe5 \cdot Page 1 / 2 Daniel Math Academy \cdot Grade 7 Math Answer Key G.6 Compound Interest \cdot ★★☆ Medium 1 $ 2, 024.76 2 $ 4, 764.06 3 $ 646.26 4 $ 65.28 Daniel Math Academy \cdot danielmath.com Worksheet # xr7hwe5 \cdot Answer Key \cdot Page 2 / 2

G. 생활 속 백분율스킬 7개