小神算练习（口算）二年级上册数学人教版

100以内加法-无进位 76 + 20 = 22 + 42 = 50 + 39 = 32 + 42 = 71 + 18 = 52 + 22 = 40 + 14 = 16 + 20 = 12 + 60 = 22 + 25 = 60 + 14 = 28 + 10 = 87 + 11 = 21 + 44 = 14 + 45 = 50 + 32 = 15 + 74 = 50 + 47 = 11 + 51 = 74 + 25 = 33 + 40 = 70 + 15 = 54 + 10 = 23 + 14 = 15 + 20 = 71 + 15 = 36 + 13 = 80 + 12 = 15 + 80 = 25 + 60 = 100以内加法-有进位 47 + 13 = 56 + 15 = 26 + 39 = 14 + 19 = 26 + 48 = 59 + 23 = 59 + 12 = 19 + 74 = 19 + 41 = 63 + 18 = 58 + 29 = 57 + 23 = 69 + 12 = 68 + 12 = 44 + 26 = 35 + 18 = 25 + 47 = 43 + 29 = 33 + 19 = 35 + 47 = 45 + 28 = 48 + 12 = 94 + 6 = 28 + 55 = 95 + 5 = 38 + 44 = 59 + 28 = 24 + 66 = 36 + 35 = 27 + 38 = 100以内减法-无退位 15 - 11 = 28 - 25 = 38 - 27 = 16 - 14 = 46 - 21 = 69 - 13 = 28 - 24 = 14 - 11 = 56 - 31 = 53 - 22 = 28 - 16 = 38 - 37 = 33 - 23 = 49 - 19 = 79 - 73 = 86 - 55 = 73 - 70 = 68 - 41 = 66 - 36 = 67 - 56 = 28 - 17 = 69 - 59 = 12 - 11 = 45 - 14 = 47 - 20 = 11 - 10 = 55 - 10 = 61 - 50 = 88 - 57 = 59 - 34 = 100以内减法-有退位 52 - 26 = 50 - 28 = 67 - 59 = 46 - 19 = 86 - 59 = 25 - 18 = 40 - 16 = 54 - 15 = 82 - 57 = 54 - 39 = 83 - 49 = 41 - 13 = 41 - 37 = 43 - 37 = 20 - 12 = 63 - 36 = 44 - 27 = 32 - 24 = 80 - 65 = 43 - 24 = 71 - 54 = 73 - 18 = 61 - 53 = 40 - 26 = 44 - 26 = 94 - 85 = 61 - 53 = 43 - 25 = 97 - 59 = 62 - 25 = 100以内加减法-混合 82 + 10 = 92 - 23 = 38 + 18 = 76 + 23 = 93 + 7 = 74 - 30 = 60 - 49 = 96 - 57 = 61 + 21 = 25 - 16 = 33 + 35 = 77 + 21 = 21 - 10 = 21 + 45 = 75 - 10 = 52 + 32 = 19 + 47 = 26 - 17 = 71 - 57 = 69 + 21 = 29 + 26 = 55 + 41 = 36 - 17 = 22 - 14 = 15 + 72 = 51 - 32 = 63 - 43 = 45 - 28 = 29 - 25 = 75 - 56 = 10以内乘法 8 × 4 = 2 × 2 = 5 × 6 = 1 × 2 = 9 × 3 = 5 ×4 = 8 × 7 = 5 × 7 = 5 × 1 = 8 × 3 = 9 × 9 = 4 × 4 = 6 × 1 = 9 × 8 = 3 × 3 = 7 × 6 = 3 × 2 = 4 × 5 = 8 × 6 = 7 × 2 = 7 × 8 = 3 × 7 = 4 × 1 = 7 × 7 = 7 × 1 = 3 × 5 = 3 × 6 = 9 × 4 = 9 × 7 = 3 × 9 = ========