Page 6 - 바빠 교과서 연산 6-1_정답

정답

⑦ 163, 16.3, 1.63 ⑧ 214, 21.4, 2.14 18단계 48쪽

① 1.7 ② 18.9 ③ 16.7
16단계 44쪽
④ 14.3 ⑤ 12.9 ⑥ 13.2
① 4.5 ② 1.39 ③ 16.9 ⑦ 47.6 ⑧ 29.8 ⑨ 23.7
④ 7.4 ⑤ 0.87 ⑥ 7.6
⑦ 0.68 ⑧ 13.6 ⑨ 1.4 19단계 49쪽

⑩ 1.65
① 1.2 ② 19.6 ③ 16.8
④ 38.7 ⑤ 15.9 ⑥ 13.5
17단계 45쪽
⑦ 16.4 ⑧ 8.3 ⑨ 11.7
① 294, 49, 4.9 ② 324, 324, 162, 16.2

③ 748, 187, 1.87 ④ 581, 581, 83, 0.83 19단계 50쪽
⑤ 860, 172, 1.72
① 7.9 ② 9.8 ③ 23.8
⑥ 1980, 1980, 495, 4.95
④ 39.6 ⑤ 27.4 ⑥ 12.9
⑦ 13.2 ⑧ 18.3 ⑨ 12.3
17단계 46쪽
⑩ 8.6 ⑪ 9.7
① 387, 387, 129, 12.9

② 456, 456, 76, 0.76 20단계 51쪽
③ 3040, 3040, 608, 6.08
① 1.68 ② 1.59 ③ 1.68
584 584Ö8 73
④  Ö8= = =0.73 ④ 1.25 ⑤ 3.79 ⑥ 1.34
100 100 100
⑦ 2.64 ⑧ 1.24 ⑨ 1.16
1302 1302Ö7 186
⑤  Ö7= = =1.86
100 100 100
2454 2454Ö6 409 20단계 52쪽
⑥  Ö6= = =4.09
100 100 100
① 1.98 ② 1.89
452 4520 4520Ö5 904 ③ 1.94
⑦  Ö5 = Ö5= =
10 100 100 100 ④ 1.37 ⑤ 1.48 ⑥ 1.23
=9.04
⑦ 8.76 ⑧ 8.39 ⑨ 8.42

18단계 47쪽
21단계 53쪽
① 3.8 ② 17.9 ③ 14.7
① 2.86 ② 3.28 ③ 1.89
④ 12.7 ⑤ 24.6 ⑥ 22.9
④ 1.41 ⑤ 1.39 ⑥ 1.38
⑦ 36.8 ⑧ 12.7 ⑨ 13.6
⑦ 13.28 ⑧ 7.96 ⑨ 8.75

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