题目内容
【题目】直接写得数
11 – 9 = 5 + 6 = 6–6 = 8 – 2 =
17 – 5 = 14– 9 = 2 +13 = 8 + 12 =
11– 8 = 5 + 4 = 6– 3 = 7 + 7 =
9+10-5= 8+5+2= 8-3+9= 12-2+4=
【答案】2 11 0 6
12 5 15 20
3 9 3 14
14 15 14 14
【解析】
略
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题目内容
【题目】直接写得数
11 – 9 = 5 + 6 = 6–6 = 8 – 2 =
17 – 5 = 14– 9 = 2 +13 = 8 + 12 =
11– 8 = 5 + 4 = 6– 3 = 7 + 7 =
9+10-5= 8+5+2= 8-3+9= 12-2+4=
【答案】2 11 0 6
12 5 15 20
3 9 3 14
14 15 14 14
【解析】
略