1) 345 x 10 = a) 34,5 b) 3 450 c) 34 500 2) 1,269 x 100 = a) 126,9 b) 0,1269 c) 12,69 3) 4,55 x 1000 = a) 45,5 b) 455 c) 4550 4) 3,789 x 10 = a) 37,89 b) 378,9 c) 3,789 5) 12, 98 x 100 = a) 12 980 b) 1 298 c) 129,8 6) 34 x 100 = a) 3 400 b) 340 c) 3,4 7) 47 : 10 = a) 4,7 b) 0,47 c) 470 8) 436 : 100 = a) 43,6 b) 4,36 c) 0,436 9) 9,76 : 10 = a) 0,976 b) 9 760 c) 97,6 10) 1 356 : 100 = a) 1,356 b) 13, 56 c) 0,1356 11) 139,5 : 1000 = a) 13,95 b) 1,395 c) 0,1395 12) 8 : 100 = a) 0,8 b) 0,08 c) 80 13) 5 : 1 000 = a) 0,005 b) 0,05 c) 0,5 14) 0,13 x 10 = a) 0,013 b) 13 c) 1,3 15) 750 : 100 = a) 0,75 b) 7,5 c) 7 500 16) 19 x 1 000 a) 19 000 b) 1 900 c) 190 17) 200 : 100 = a) 20 b) 2 c) 0,2 18) 1,36 x 1 000 = a) 1 360 b) 136 c) 0,136 19) 8 x 100 = a) 8 000 b) 80 c) 800
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Moltiplicazioni e divisioni per 10 - 100 - 1000
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Busattoloreta
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Matematica
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