小学数学三年级上册课本应用题专项训练题(含答案)
三年级上册数学课本应用题1.用一根2米长的木料锯成同样长的四根用来做凳腿这个凳子的高大约是多少?【书本第6页第6题】2米=20分米20÷4=5(分米)答:这个凳子的高大约是5分米2.妈妈带小明坐长途汽车去看奶奶途中要走308千米他们早上8时出发汽车平均每小时行80千米中午12时能到达吗?(书本第10页第6题)12时-8时=4(小时)80×4=320(千米)308千米<320千米答:中午12时能到达3.在一辆载重2吨的货车上装3台600千克的机器超载了吗?(书本第12页第2题)2吨=2000千克600×3=1800(千克)答:没有超重4.有5台机器分别重600千克、400千克、800千克、100...
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