D.6

덧셈의 성질

1분기 (9~11월)

더하는 순서 바꾸기·0 더하기·묶는 순서 바꾸기를 이용해 □ 채우기

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 3 Math Properties of Addition Skill D.6 \cdot Addition \cdot ★★☆ Medium \cdot Quarter 1 Name Date Score / 7 Scan for answers Fill in each box. Example 23 + 58 = 58 + 23 0 + 47 = 47 (12 + 8) + 5 = 12 + (8 + 5) Think: Changing the order or the grouping of the addends doesn't change the sum, and adding 0 doesn't change a number. 1 0 + 46 = 2 15 + 78 = 78 + 3 60 + 24 = 24 + 4 87 + 88 = 88 + 5 75 + 53 = 53 + 6 58 + 46 = 46 + 7 17 + 84 = 84 + Daniel Math Academy \cdot danielmath.com Worksheet # z9yt65p \cdot Page 1 / 2 Daniel Math Academy \cdot Grade 3 Math Answer Key D.6 Properties of Addition \cdot ★★☆ Medium 146215360487575658717 Daniel Math Academy \cdot danielmath.com Worksheet # z9yt65p \cdot Answer Key \cdot Page 2 / 2

D. 덧셈스킬 6개