C.2

소수와 합성수 구별하기

1분기 (9~11월)

300 이하의 수가 소수인지 합성수인지 판단하기

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 6 Math Prime or Composite Skill C.2 \cdot Factors, multiples & primes \cdot ★★☆ Medium \cdot Quarter 1 Name Date Score / 8 Scan for answers Write prime or composite. Example 13 \to prime 15 \to composite (3 \times 5) Think: A prime number has exactly two factors: 1 and itself. 15 also has 3 and 5, so it is composite. 1 Is 143 prime or composite? 2 Is 109 prime or composite? 3 Is 158 prime or composite? 4 Is 101 prime or composite? 5 Is 72 prime or composite? 6 Is 96 prime or composite? 7 Is 189 prime or composite? 8 Is 73 prime or composite? Daniel Math Academy \cdot danielmath.com Worksheet # n4c5dwk \cdot Page 1 / 2 Daniel Math Academy \cdot Grade 6 Math Answer Key C.2 Prime or Composite \cdot ★★☆ Medium 1 composite 2 prime 3 composite 4 prime 5 composite 6 composite 7 composite 8 prime Daniel Math Academy \cdot danielmath.com Worksheet # n4c5dwk \cdot Answer Key \cdot Page 2 / 2

C. 약수·배수와 소인수분해스킬 11개