12 + 76 =
63 - 20 =
52 - 21 =
42 + 52 =
8 × 8 =
87 - 55 =
72 ÷ 8 =
33 + 11 =
17 + 57 =
23 + 45 =
83 - 52 =
28 + 17 =
17 + 49 =
56 ÷ 7 =
67 + 26 =
85 - 42 =
30 ÷ 6 =
93 - 50 =
64 - 19 =
88
63 - 20 =
43
52 - 21 =
31
42 + 52 =
94
8 × 8 =
64
87 - 55 =
32
72 ÷ 8 =
9
33 + 11 =
44
17 + 57 =
74
23 + 45 =
68
83 - 52 =
31
28 + 17 =
45
17 + 49 =
66
56 ÷ 7 =
8
67 + 26 =
93
85 - 42 =
43
30 ÷ 6 =
5
93 - 50 =
43
64 - 19 =
45
答案:
12 + 76 = 88
63 - 20 = 43
52 - 21 = 31
42 + 52 = 94
8 × 8 = 64
87 - 55 = 32
72 ÷ 8 = 9
33 + 11 = 44
17 + 57 = 74
23 + 45 = 68
83 - 52 = 31
28 + 17 = 45
17 + 49 = 66
56 ÷ 7 = 8
67 + 26 = 93
85 - 42 = 43
30 ÷ 6 = 5
93 - 50 = 43
64 - 19 = 45
63 - 20 = 43
52 - 21 = 31
42 + 52 = 94
8 × 8 = 64
87 - 55 = 32
72 ÷ 8 = 9
33 + 11 = 44
17 + 57 = 74
23 + 45 = 68
83 - 52 = 31
28 + 17 = 45
17 + 49 = 66
56 ÷ 7 = 8
67 + 26 = 93
85 - 42 = 43
30 ÷ 6 = 5
93 - 50 = 43
64 - 19 = 45
26 + 15 ÷ 3
= □ ○ □
= □
16 ÷ 2 × 6
= □ ○ □
= □
32 ÷ 4 + 4
= □ ○ □
= □
20 + 6 × 6
= □ ○ □
= □
74 - 7 × 6
= □ ○ □
= □
2 + 7 × 9
= □ ○ □
= □
54 + 32 ÷ 4
= □ ○ □
= □
= □ ○ □
= □
16 ÷ 2 × 6
= □ ○ □
= □
32 ÷ 4 + 4
= □ ○ □
= □
20 + 6 × 6
= □ ○ □
= □
74 - 7 × 6
= □ ○ □
= □
2 + 7 × 9
= □ ○ □
= □
54 + 32 ÷ 4
= □ ○ □
= □
答案:
26 + 15 ÷ 3
= 26 + 5
= 31
16 ÷ 2 × 6
= 8 × 6
= 48
32 ÷ 4 + 4
= 8 + 4
= 12
20 + 6 × 6
= 20 + 36
= 56
74 - 7 × 6
= 74 - 42
= 32
2 + 7 × 9
= 2 + 63
= 65
54 + 32 ÷ 4
= 54 + 8
= 62
= 26 + 5
= 31
16 ÷ 2 × 6
= 8 × 6
= 48
32 ÷ 4 + 4
= 8 + 4
= 12
20 + 6 × 6
= 20 + 36
= 56
74 - 7 × 6
= 74 - 42
= 32
2 + 7 × 9
= 2 + 63
= 65
54 + 32 ÷ 4
= 54 + 8
= 62
72 ÷ 9 + 7
8 - 8 ÷ 8
223 + 4 × 4
130 + 48 + 8
6 × 7 - 9 × 4
8 × 5 + 18 ÷ 3
= 8 + 7
= 15
8 - 8 ÷ 8
= 8 - 1
= 7
223 + 4 × 4
= 223 + 16
= 239
130 + 48 + 8
= 178 + 8
= 186
6 × 7 - 9 × 4
= 42 - 36
= 6
8 × 5 + 18 ÷ 3
= 40 + 6
= 46
答案:
72 ÷ 9 + 7 = 8 + 7 = 15
8 - 8 ÷ 8 = 8 - 1 = 7
223 + 4 × 4 = 223 + 16 = 239
130 + 48 + 8 = 178 + 8 = 186
6 × 7 - 9 × 4 = 42 - 36 = 6
8 × 5 + 18 ÷ 3 = 40 + 6 = 46
8 - 8 ÷ 8 = 8 - 1 = 7
223 + 4 × 4 = 223 + 16 = 239
130 + 48 + 8 = 178 + 8 = 186
6 × 7 - 9 × 4 = 42 - 36 = 6
8 × 5 + 18 ÷ 3 = 40 + 6 = 46
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