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时间:2020-04-26
《建和小学四2班数学计算能力竞赛.doc》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、建和小学四2班数学计算能力竞赛姓名得分一、直接写出得数:每小题0.5分3.7+6.3=0.58+3.05=6-2.2=3.6-2.8=25×12=6.68-2.1=6.38+5.62=3.92-0.9=0.25×100=100×2.03=62÷10=123.5÷100=9.025×10=9-2.3-3.7=4×31×25=28×0÷54=65+37×0=5.5+2.8+4.5=25×4÷425×4-90=3.7+8.3=0.58+3.2=6-3.3=5.4-2.8=25×16=6.68-2.5=6.38+8.62=3.92-0.2=
2、0.25×10=100×2.03=6.2÷10=123÷100=0.025×100=13-2.3-3.7=4×28×25=36×0÷2.55=2.8+58×0=5.5+4.52+4.5=100×0.2=3÷100+3=3.7+7.3=0.56+3.4=6-3.2=5.4-4.5=25×28=6.88-2.8=0.91+0.09=3.92-0.2=0.225×10=10×2.03=61.5÷10=6.5÷100=0.005×100=16-5.3-4.7=4×2.7×25=36×0÷55=二、计算,有些能简便的要简便计算:每题2分89×
3、99+892.63+5.8+7.37+4.252×15-5×5255×1042.58-1.6+3.42125×6445×25+75×4523.5-2.8-7.258.65-(3.2+8.65)32×125×253200÷25÷425×8×480+(146-46×3)48-(5.2+2.03×10)32×15+(32.6+8.09)(270-30×9)÷5.536×19-19×2625×45+75×4538×10125.63+8.8+4.37+1.2750-(550-300)÷256.38-2.4+5.62125×562100÷25÷
4、425×(40+4)55.83-(8.2+5.83)99×8.5+8.527.5-9.8-0.258+(124-24×3)8157-103-15744×12-8889×32+89×686.91-3.4+5.09125×8875+360÷(20-5)188-(5.9+2.1)×122
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