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一年级下不进位不退位口算

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83 - 72 = 65 - 53 = 61 - 60 = 4 + 85 = 22 + 61 = 98 - 20 = 66 + 23 = 82 - 80 = 83 - 72 = 65 - 53 = 61 - 60 = 4 + 85 = 22 + 61 = 98 - 20 = 66 + 23 = 82 - 80 = 83 - 72 = 65 - 53 = 61 - 60 = 4 + 85 = 22 + 61 = 98 - 20 = 66 + 23 = 82 - 80 = 24 + 22 + 27 + 99 - 51 + 87 + 36 - 47 - 73 - 98 - - 21 = 47 44 = 14 62 = 92 81 = 53 26 = 28 11 = 10 6 = 13 41 = 93 42 = 11 77 = 85 25 =

43 (1) - 22 = + 35 = - 52 = + 2 = + 50 = + 52 = + 30 = - 52 = + = - 12 = + 15 =

24 + 22 + 27 + 99 - 51 + 87 + 36 - 47 - 73 - 98 - - 21 = 47 44 = 14 62 = 92 81 = 53 26 = 28 11 = 10 6 = 13 41 = 93 42 = 11 77 = 85 25 =

43 (1) - 22 = + 35 = - 52 = + 2 = + 50 = + 52 = + 30 = - 52 = + = - 1 2 = + 15 =

24 + 22 + 27 + 99 - 51 + 87 + 36 - 47 - 73 - 98 - - 21 = 47 44 = 14 62 = 92 81 = 53 26 = 28 11 = 10 6 = 13 41 = 93 42 = 11 77 = 85 25 =

43 (1) - 22 = + 35 = - 52 = + 2 = + 50 = + 52 = + 30 = - 52 = + = - 12 = + 15 =

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