一年级下册口算过关练习
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60 – 3 = 80 – 2 = 50 –7 = 60 – 5 = 80 – 3 =
80 – 9 = 30 – 3 = 70 – 3 = 80– 8 = 60 – 2 =
70 – 1 = 60 – 4= 80 – 5 = 70 – 6 = 80 – 4 =
21 – 2 = 75 – 7 = 67– 9 = 57 – 8 = 83 – 5 = 31 – 3 = 32 – 3 = 56 – 8 = 48 – 9 = 84 – 5 = 52 – 3 = 76 – 7 = 53 – 5 = 57– 9 = 41 – 2 = 72 – 7 = 92 – 7 = 81 – 4 = 58 – 9 = 72 – 5 = 43 – 4 = 91 – 4 = 84 – 5 = 75 – 6 = 71 – 5 = 83 – 4 = 72 – 5 = 64 – 6 = 75 – 6 = 64 – 6 = 56 – 7 = 84 – 8 = 81 – 2 = 98 – 9 = 66 – 8 = 76 – 8 = 86 – 7 = 43 – 4 = 66– 7 = 97 – 8 = 34 – 8 = 61 – 9 = 42 – 7 = 94– 6 = 38– 9 = 43 – 6 = 80 – 7 = 55 – 8 = 11 – 8 = 51 – 7 = 42 – 8 = 14 – 6 = 12 – 7 = 83 – 6 = 57 – 3 = 55 – 9 = 46 – 5 = 58 – 3 = 46 – 7 = 58 – 30 = 23 – 7 = 23 – 8 = 23 – 20= 73 – 5 = 48 – 3 = 61 – 4 = 25 – 20= 78 – 6 = 60 – 30 = 33 – 5 = 64 – 7 = 49 – 5 = 70 – 4 = 42 – 3 = 46 – 4 = 91 – 3 = 59 – 8 = 62 – 5 = 29 – 8 = 55 – 8 = 63 – 8 = 47 – 9 = 62 – 9 = 26 – 9 = 34 – 8 =
9 + 22 = 38 + 2 = 35 + 7 = 80 + 20 = 6 + 27 = 36 + 7 = 30 + 56 = 40 + 26 = 23 + 8 = 2 + 28 = 9 + 72 = 23 + 60 = 4 + 58 = 8 + 15 = 50 + 4 = 8 + 64 = 8 + 83= 6 + 85 = 9 + 80 = 25 + 7 = 29 + 3 = 7 + 38 = 20 + 30 = 20 + 6 = 77 + 8 = 53 + 8 = 76 + 9 = 6 + 53 = 16 + 5 = 19 + 5 = 6 + 55 = 37 + 4 = 3 + 48 = 35 + 8 = 3 + 49 = 59 + 6 = 6 + 55 = 9 + 53 = 28 + 6 = 27 + 6 = 8 + 66 = 3 + 28 = 49 + 4 = 47 + 4 = 56 + 8 = 86 + 5 = 9 + 21 = 8 + 25 = 3 + 69 = 36 + 6 = 47 + 2 = 2 + 57 = 9 + 56 = 29 + 5 = 44 + 8 = 24 + 8 = 9 + 63 = 45 + 6 = 74 + 9 = 7 + 46 = 56 + 4 = 27 + 8 = 36 + 5 = 7 + 48 = 46 + 20 = 52 + 6 = 54 + 30 = 31 + 9 = 54 + 7 = 32 + 9 = 45 + 7 = 56 + 3 = 56 + 8 = 42 + 7 = 54 + 3 = 60 + 5 = 45 + 7 = 54 + 30 = 6 + 50 = 32 + 50 = 45 + 8 = 60 + 7 = 50 + 32 = 8 + 45 = 7 + 60 = 48 + 6 = 35 + 4 = 62 + 3 = 7 + 46 = 52 + 40 = 47 + 3 = 53 + 4 = 45 + 9 = 34 + 50 = 40 + 5 = 57 + 9 = 64 + 7 = 54 + 9 = 26 + 7 = 58 + 3 =