1.

ad Dthe following prodesoch rumba, theolmak cair ofby rounding ofnearest burderedvin-123 264 X 1917 -1914.5 X 158 =11101 302& 179=111392138 =11124271 339 -1

Answer»

(7) 46248=46200(8) 112728=112700(9) 66834=66900(10) 91111=91100(11) 54096=54100(12) 91869=91900

7) 278 x 128=35584. 8) 284×147=41748, 9)509x179=91111, 10)392x138=54096, 11)271x339=91869



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