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六年级数学计算能力竞赛试题

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六年级数学计算能力竞赛试题 【基础部分----口算题】 160÷ 8+30 = 120-40÷5= 2 2 3 ? 5? = 7× 7+8= 4× 5+44= 2 3 ? 12= 540÷ 60+33= 48÷ 8+7= 2 4 ? 5? = 150-450÷ 9= 6× 5+37= 5 = 6 4 5 × = 5 8 4 ×25= 5 2 3 2 3 + - + = 5 5 5 5 1 32.8 + 19 = 2.8× 0.4= 0.65+4.35= 0.4× 0.8 = 125×( 8+80 ) = 31× 99= 24× 2 1 + = 9 3 3 2-1 = 8 1 5 + = 4 6 1 1 × 9 + = 10 10 1.6× 0.4= 14-7.4= 3.5× 200 = 0.36 + 1.54 = 86× (1000-2)= 36× 34+36× 66 = 93× 6+93× 4= 99× 99+99= 125× 79 = 8 ÷4= 9 2 ÷ 0.4= 5 2 1 ÷ = 3 9 3 1 1 ×57= + = 19 2 3 16 7 7 56× × = 7× = 7 8 8 3 3 2 1 = 1= 4 5 3 3 3 4 3 3 × + × = 0.51÷ 17 = 8 7 8 7 0.87-0.49= 1.92÷ 0.04= 1.5 - 0.06 = 1.01× 99 = 3.2+1.68= 0.32× 500= 0.75÷ 15 = ( 40 + 8 ) × 25 = 78× 102= 15× (40-8)= 75× 23+25× 23 = 325× 113-325× 13= 91× 31-91= 1.2 × 31 + 98.8 × 31= 1÷ 63× 43+57× 63 = 28× 18-8× 28= 0.3 × 63 + 99.7 × 63= ( 7 1 - )×60= 12 5 7 14÷ = 15 4 1 × = 5 2 2 = 3 5 1 ÷ = 7 7 11 11 ÷ = 16 16 3 ÷ 3= 5 3 9 ÷ = 8 16 六年级数学计算能力竞赛试题 【能力提升----拓展题】 一、用递等式计算 3 25 ×8 8 2 27 2 ×(15× )× 27 28 15 7 7 ×10110 10 8 8 8 8 × ÷ × 9 9 9 9 3 3 × 99 + 5 5 34 36× 35 ( 4 8 2 + )× 7 9 25 15 3 10 3 3 × + × 21 4 21 4 4 4 3 ×25 5 8 10 ? 9 27 3 1 ?6? 5 15 9 2 18 ? ? 5 3 35 二、用竖式计算 32.5÷2.5 1.36×0.05 2.3÷0.46



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