人教版一年级下学期数学第7单元试卷《找规律》测试卷2.docx

一、口算。（20 分）13 – 9 = 14 – 8 = 7 + 7 = 70 + 4 =6 + 7 = 40 + 3 = 30 + 3 = 14 – 6 =3 + 60 = 15 – 6 = 4 + 30 = 16 – 8 =9 + 8 = 90 + 8 = 14 – 3 = 75 – 5 =5 + 6 = 8 +7 = 50 + 6 = 17 – 8 =83 – 3 = 7 + 5 = 86 – 6 = 16 – 9 =2 + 1...