算巧巧-口算天天练

(66 × 71 + 82) =
(26 × 60 × 44) × 38 =
2 × 80 =
94 - 13 =
(92 - 51 + 76 + 15) =
83 × 39 - 87 =
92 - 27 =
72 - 32 =
79 + 26 =
61 + 60 =
54 + 90 + 38 =
97 - 36 =
(73 × 43) × 54 + 24 =
79 + 56 × 28 + 29 =
35 + 27 + 37 × 55 =
89 × (2 + 90) =
92 × 11 =
67 - 25 + 42 + 30 =
8 + 42 =
48 × 9 =
97 × 66 =
(99 + 28 ÷ 2) =
89 + 90 + (6 + 40) =
89 - 33 =
81 + (78 + 3) =
18 + 59 =
60 × 78 + 61 =
18 × 96 =
68 × 5 - 93 =
31 + 77 + 4 + 47 =
27 × 81 - 52 =
(16 + 5 × 62 - 27) =
9 + 64 =
(72 × 31 ÷ 2) =
3 + 17 =
75 + (76 + 97) =
52 × 31 =
86 × 53 + 60 - 25 =
(34 + 79 - 84) =
89 + 58 =
56 + 68 =
70 × 41 =
32 + 56 - 7 - 53 =
49 × 9 + (80 × 42) =
(10 × 96 × 68) =
36 + 6 =
11 × 92 ÷ 44 =
(6 + 26 + 4) =
(11 + 20) - 11 =
76 + 41 =
(77 × 70) - 22 × 63 =
20 × 59 =
13 + 61 =
47 - 5 =
95 × 85 =
49 × (52 × 91) =
77 × 63 =
70 + 36 =
73 + 62 + 29 × 97 =
95 × 15 =
52 + 88 =
(96 - 38 + 8 - 22) =
34 - 19 =
(41 - 48) + 10 - 1 =
35 × 28 - (72 + 10) =
75 + 45 × 13 =
34 + 98 + 42 - 24 =
93 + 46 =
19 + 10 =
93 + 49 =
1 + 68 =
74 - 5 + 4 =
81 + 38 =
5 × (44 × 99) =
93 + 49 + 2 - 80 =
23 + 31 =
17 + 71 =
6 × 50 =
67 × 95 =
82 + 50 =
93 × (41 × 60) =
84 × 85 × 12 =
89 + 21 + 78 =
88 × 83 =
60 ÷ 5 + 48 =
51 × 89 × (12 + 14) =
3 × 39 + 90 =
52 + 33 =
30 × (3 × 84 + 5) =
28 + 12 =
40 - 29 =
32 × 26 × 65 × 16 =
86 + (50 + 17) =
57 + 6 + 66 =
89 × (50 × 64) =
25 × 17 =
13 + 35 =
90 - 13 =
38 × (70 × 49) =
58 + 71 =