Page 6 - 바빠 교과서 연산_5-2_정답

정답

15단계 42쪽 17단계 46쪽

3 4 1 1 3 1 3
① 5, 15, 3 ② 4 ③ 9 ① 2 ② 1 ③ 1 ④ 4
4 5 6 4 5 7 8
3 3 5 9 3 5 11 13
④ 11 ⑤ 9 ⑥ 7 ⑦ 9 ⑤ 6 ⑥ 1 ⑦ 1 ⑧ 1
7 8 9 10 10 11 13 14
1 4 3 2 3 15 10 13
⑧ 9 ⑨ 4 ⑩ 3 ⑪ 4 ⑨ 2 ⑩ 1 ⑪ 2 ⑫ 1
11 13 14 17 16 17 19 20
3
⑫ 3
19
18단계 47쪽
1
16단계 43쪽 ① 4, 4 ② 5, 15, 7 ③ 8
2
1 2 1
① 3, 15 ② 3, 27, 13 ③ 44 ④ 6 ⑤ 6 ⑥ 24 ⑦ 3
2 3 2
1 1 2 4 1
④ 42 ⑤ 19 ⑥ 13 ⑦ 26 ⑧ 6 ⑨ 1 ⑩ 9 ⑪ 16
2 3 3 5 6
2 1 2 3 1
⑧ 10 ⑨ 8 ⑩ 15 ⑪ 8 ⑫ 12
5 3 3 4 2
5
⑫ 3
6
18단계 48쪽
2 1 2
16단계 44쪽 ① 1 ② 12 ③ 2 ④ 8
3 3 5
1 1 3 1 3 1
① 48 ② 5 ③ 74 ④ 34 ⑤ 3 ⑥ 5 ⑦ 4 ⑧ 5
2 2 4 3 8 2
2 1 1 4 1 1 5
⑤ 7 ⑥ 25 ⑦ 50 ⑧ 14 ⑨ 2 ⑩ 4 ⑪ 13 ⑫ 2
3 2 6 5 2 2 11
1 3 1 1
⑨ 15 ⑩ 6 ⑪ 8 ⑫ 17
5 4 3 5
19단계 49쪽
1 1 1
17단계 45쪽 ① 3, 9, 4 ② 9 ③ 12
2 3 4
8 8 2 1 1 5
① 6 ② 9 ③ ④ ④ 8 ⑤ 9 ⑥ 7 ⑦ 5
13 15 5 6 7 8
15 14 1 1 8 1 6 8
⑤ ⑥ ⑦ 10, 3 ⑧ 1 ⑧ 8 ⑨ 9 ⑩ 4 ⑪ 4
16 25 3 2 9 10 11 13
1 2 7 11 8
⑨ 5 ⑩ 2 ⑪ 1 ⑫ 2 ⑫ 2
4 5 8 12 15

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