1) 3,56 > 3,7 a) VERO b) FALSO 2) 7,171 < 7,17 a) FALSO b) VERO 3) 78,4 = 78,04 a) FALSO b) VERO 4) 4535 : 1000 = a) 4535000 b) 45,35 c) 4,535 d) 453,5 5) 0,34 x 10 = a) 34 b) 3400 c) 3,4 d) 340 6) 98 x 100 = a) 980 b) 9800 c) 9,8 d) 98000 7) 50000 : 100 = a) 500 b) 5000 c) 5 d) 51 8) 50 + 20 + 30 + 7 = a) 170 b) 107 c) 210 d) 700 9) 950 - 20 = a) 970 b) 750 c) 930 d) 948 10) Componi il numero: tre decine e cinque centesimi a) 35 b) 0,35 c) 50,03 d) 30,05 11) Componi il numero: sei decine, quattro unità e sette millesimi a) 647 b) 64,7 c) 64,007 d) 64,07 12) Scomponi il numero: 6745 a) 6 h, 7 uk, 4 d e 5 u b) 6 uk , 7 h, 4 da, 5 u c) 6 uk, 7 da, 4 u e 5 d d) 6 uk, 7da, 4 da, 5 u 13) Scomponi il numero: 45,78 a) 4 da, 5 u, 7 d e 8 c b) 4 da, 5 u, 7c e 8 m c) 4 d, 5 u, 7 da e 8 c d) 4h, 5 da, 7u e 8d 14) 67,15 > 67,14 a) VERO b) FALSO 15) 1,129 < 1,13 a) VERO b) FALSO 16) 12,98 =12,980 a) FALSO b) VERO 17) Componi il numero: 7 da, 8 u e 3 c a) 78,3 b) 78,03 c) 780,3 d) 78,33 18) Componi il numero: 9 h, 5u, 3d e 2 m a) 905,302 b) 95,32 c) 950,32 d) 905,32
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Numeri decimali
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Mritalucia81
5ª primaria
Matematica
Numeri e operazioni
Frazioni e decimali
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