湘教版小学2020年小升初数学模拟B卷

ment was created with Spire.PDF for .NET.\r800 x 1- 1 \r4\r= 800 3\r4\r= 600 f \r30-25 6ghi600f.\rj<=H3.14x5x2x8+3.14x52x2 = 252.6+157 = 409.6 8klm\rCKff: 3.14/ 52x8 = 3.14x25 x 8 = 628 5 n m \r31-15 6 ,  628275 *.\ro p q r s t \nZ s\r?______________\rH p q r w x \nZ y 1 + 10\rzL8km{\r60004-12\ro H|p}s \nZ 60004-6000^-16-\rs~]€{ 4-60004-12\r32-1\r  ! 8   ! 3 "#! 8 \r454.6+ 53+48\r=454.5+101\r=4.5 IJ3 \r33-15 H4.5 \n^O?‚.\r53*4.5=238.5 ƒ \r48x4.5=216 ƒ \r33-25 6?‚\n„…†‡238.5ˆ m ,‰…†‡21Šm.\r34TA\r35-1 *+1,-400\r 1 3   1 4 .\r35-2 *+1,-5\r35-3 *+1,-‹Œ\r 1 4   1 4