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小学二年级口算冲关
88 - 59 = 24 - 15 = 45 - 24 =
12 + 37 = 63 + 3 = 66 + 2 =
71 + 17 = 76 + 10 = 21 + 13 =
48 + 2 = 94 + 3 = 27 + 15 =
37 + 59 = 22 + 3 = 68 + 24 =
10 + 30 = 79 + 1 = 2 + 95 =
90 - 18 = 73 - 28 = 25 - 16 =
81 - 39 = 71 - 4 = 2 - 2 =
42 - 38 = 31 - 11 = 24 - 19 =
90 - 8 = 39 - 19 = 15 - 14 =
71 - 55 = 75 - 46 = 59 - 19 =
63 - 19 = 18 - 1 = 77 - 17 =
69 - 7 = 52 - 22 = 4 - 4 =
46 + 33 = 95 + 1 = 12 + 85 =
86 - 46 = 69 - 61 = 4 - 4 =
68 - 19 = 73 - 36 = 90 - 9 =
62 - 27 = 30 - 25 = 23 - 2 =
93 - 78 = 67 - 62 = 83 - 29 =
54 + 34 = 70 + 5 = 73 + 2 =
81 + 13 = 75 + 10 = 40 + 3 =
8 + 57 = 47 + 2 = 85 + 10 =
66 + 26 = 40 + 1 = 3 + 37 =
63 + 29 = 40 + 48 = 27 + 50 =
33 + 31 = 28 + 6 = 15 + 21 =
62 - 30 = 38 - 28 = 44 - 28 =
90 - 8 = 1 - 1 = 31 - 25 =
32 - 24 = 70 - 48 = 75 - 73 =
41 + 32 = 21 + 20 = 87 + 7 =
67 + 16 = 49 + 35 = 4 + 49 =
77 + 6 = 33 + 15 = 88 + 5 =
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