一、口算。
1×3−2=
2×2−2=
2×5+3=
2×2+4=
3×4+3=
2×4+5=
4×5−1=
4×3+2=
5×5−3=
4×1−2=
4×5−4=
2×4−4=
3×3+4=
3×2+4=
5×1+4=
4×4+4=
3×4+5=
4×3−5=
4×4+7=
5×5+6=
3×4+4=
2×2+3=
4×1+3=
5×2+5=
4×2+1=
4×1−4=
3×2−3=
3×5−2=
5×2−5=
5×4+3=
1×3−2=
2×2−2=
2×5+3=
2×2+4=
3×4+3=
2×4+5=
4×5−1=
4×3+2=
5×5−3=
4×1−2=
4×5−4=
2×4−4=
3×3+4=
3×2+4=
5×1+4=
4×4+4=
3×4+5=
4×3−5=
4×4+7=
5×5+6=
3×4+4=
2×2+3=
4×1+3=
5×2+5=
4×2+1=
4×1−4=
3×2−3=
3×5−2=
5×2−5=
5×4+3=
答案
1.1
2.2
3.13
4.8
5.15
6.13
7.19
8.14
9.22
10.2
11.16
12.4
13.13
14.10
15.9
16.20
17.17
18.7
19.23
20.31
21.16
22.7
23.7
24.15
25.9
26.0
27.3
28.13
29.5
30.23
2.2
3.13
4.8
5.15
6.13
7.19
8.14
9.22
10.2
11.16
12.4
13.13
14.10
15.9
16.20
17.17
18.7
19.23
20.31
21.16
22.7
23.7
24.15
25.9
26.0
27.3
28.13
29.5
30.23
二、在○里填“>”“<”或“=”。
5○2×3+4
4×4-4○12
16○3×3+6
3×5-3○8
6×5-8○20
6×3+9○30
1×5+6○13
5×2+3○10
15○5×4-5
5×4-7○12
5×3+9○19
5×5-2○15
4×3+2○16
2×3+5○13
2×6+20○25
5○2×3+4
4×4-4○12
16○3×3+6
3×5-3○8
6×5-8○20
6×3+9○30
1×5+6○13
5×2+3○10
15○5×4-5
5×4-7○12
5×3+9○19
5×5-2○15
4×3+2○16
2×3+5○13
2×6+20○25
答案
1.<
2.=
3.>
4.>
5.>
6.<
7.<
8.>
9.=
10.>
11.>
12.>
13.<
14.<
15.>
2.=
3.>
4.>
5.>
6.<
7.<
8.>
9.=
10.>
11.>
12.>
13.<
14.<
15.>
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