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1. 直接写出得数。(32☆)
1×2=
3×3+8=
24+33=
64-5=
3×2=
2×2+16=
42+25=
35-21=
1×1=
3×5+8=
31+54=
58-34=
2×4=
4×4+5=
62+27=
75-44=
3×4=
5×4-2=
25+14=
55-23=
2×5=
5×3-8=
45+6=
42-12=
4×5=
4×3-7=
37+9=
53-30=
2×1=
5×5-12=
25+8=
62-22=
1×2=
3×3+8=
24+33=
64-5=
3×2=
2×2+16=
42+25=
35-21=
1×1=
3×5+8=
31+54=
58-34=
2×4=
4×4+5=
62+27=
75-44=
3×4=
5×4-2=
25+14=
55-23=
2×5=
5×3-8=
45+6=
42-12=
4×5=
4×3-7=
37+9=
53-30=
2×1=
5×5-12=
25+8=
62-22=
答案
1. 2 2 43 53
20 9 12 37
4 24 62 57
10 4 64 47
1 12 39 38
10 25 47 78
30 16 66 78
20 9 12 37
4 24 62 57
10 4 64 47
1 12 39 38
10 25 47 78
30 16 66 78
2. 看图填一填。(12☆)
4×3+8=□=□×□ 4×5-4=□=□×□
4×3+8=□=□×□ 4×5-4=□=□×□
答案
2.
3. 看图填写合适的数和运算符号。(6☆)
(1)
□ × □ ○ □ = □
(2)
□ × □ ○ □ = □
用时：分钟
共得：☆/50 ☆
(1)
□ × □ ○ □ = □
(2)
□ × □ ○ □ = □
用时：分钟
共得：☆/50 ☆
答案
3. (1) 18÷6=3
(2) 18÷3=6
(2) 18÷3=6
