二年级上册数学学生快速口算练习题1个10分钟
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共100道，用时10分钟
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3５ + 1０ = 80 – 20 = ６5 – 5０ = 23 ＋ 3 = １6 + ３0 = 35 + 40 ＝ １6 + 8 = 21 ＋ 8 = 85 – 9 = ２3 + 30 = ５６ ＋ 9 = 6７ – 40 ＝ 87 + 0 = 3×6＝ ８×6= 3×5= 7３ – ９ = 7×２= 3×5= 8×６= 40 ＋ 40 = 5×6= 7×7= 4×８ ８ + 37 = 5８ -１6 = 61+5 88 – ６0 = ２5 – 20 = 1× 9 = 9 + 3 = 5 × 7 = ５2 + 16 = 8+56= 86－20＝ 1７－9= 7５ – 6０ = ３５ -１8 ＝ 41 – 2 = 16 + 8０ = 45 – 10 = 72 – ９ ＝ ２6 + 3 = 2０ ＋ 39 = 16 ＋ 9 = 6 + 30 ＝ ５9 – 9 = ４7 – 6 ＝ 15 – 1５ = 56 – 8 = 65 ＋ 8 = ７3 + ７ = 82 – 7 = ３8 – 5 = 95 – 8 = 15 – 4 = 5 ＋ 4３ = ８2 – ５0 = 56 – 30 ＝ 1 + ９0 ＝ 2× ７＝ 7× 8 = ４× ５ = ４× １= 3× ６ = ６× 5 ＝ 4× 3＝ 5× 5 = 5× 2= 7× 7= 8× 2 = 7× 3＝ ６× 3 = 3× ３ = 8× 3= 8× 8 = ２×５ – 3 ＝ 8×2 + 30 ＝
2 ×２ +２ =
56 – 8 – 8 = 4６ -38 + 25 = 5 ×７ ＋ 20 ＝
7×8 – 8 ＝ 5×6 – 8 ＝ 4×9 + ８ ＝ 53+6-15= ６×３ ＋ 6 = ８×4 -９ = 8×5 -８ = 2×8 + 8 = 5×5 + 5 ＝ 5 ×3 -5 = ３×8 + 24 = 4 × 6 －10 = 2 ×6 + 8 = 6 ×７ ＋ 28 ＝
５ ×6 +3４ =
8 ×3 – 24 =
７ ×4 -27 ＝
8 ×4 +3２ =