4+13=
2+10=
11+4=
13+3-10=
10+9=
19-8=
16+3=
13+6-10=
13+5=
12-10=
14+3=
7+10-3=
10-7=
13+2=
12+3=
12+2-10=
11+2=
18-10=
10+3=
2+13+3=
1+11=
4+2=
10+0=
12-2-5=
17-10=
6+12=
12-2=
19-9-3=
1+18=
11+6=
12+2=
12+5-10=
17-7=
13-3=
3-3=
19-9+7=
16-6=
11-1=
7-6=
16+2+1=
11+5=
12+5=
15-5=
14+0-10=
0+11=
8-7=
13+3=
14+2-10=
17
2+10=
12
11+4=
15
13+3-10=
6
10+9=
19
19-8=
11
16+3=
19
13+6-10=
9
13+5=
18
12-10=
2
14+3=
17
7+10-3=
14
10-7=
3
13+2=
15
12+3=
15
12+2-10=
4
11+2=
13
18-10=
8
10+3=
13
2+13+3=
18
1+11=
12
4+2=
6
10+0=
10
12-2-5=
5
17-10=
7
6+12=
18
12-2=
10
19-9-3=
7
1+18=
19
11+6=
17
12+2=
14
12+5-10=
7
17-7=
10
13-3=
10
3-3=
0
19-9+7=
17
16-6=
10
11-1=
10
7-6=
1
16+2+1=
19
11+5=
16
12+5=
17
15-5=
10
14+0-10=
4
0+11=
11
8-7=
1
13+3=
16
14+2-10=
6
答案:
1.17 2.12 3.15 4.6 5.19 6.11 7.19 8.9 9.18 10.2 11.17 12.14 13.3 14.15 15.15 16.4 17.13 18.8 19.13 20.18 21.12 22.6 23.10 24.5 25.7 26.18 27.10 28.7 29.19 30.17 31.14 32.7 33.10 34.10 35.0 36.17 37.10 38.10 39.1 40.19 41.16 42.17 43.10 44.4 45.11 46.1 47.16 48.6
10+7
18-3
11+2
18-7
12+5
10+3
13+5
17-10
19-4
7
16-4
14-3
>
1618-3
>
1311+2
=
12+118-7
=
1112+5
<
1810+3
>
16-513+5
<
1917-10
<
1019-4
>
11+37
>
7-416-4
<
1414-3
<
14+3
答案:
1.> 2.> 3.= 4.= 5.< 6.> 7.< 8.< 9.> 10.> 11.< 12.<
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