Riscrivi le seguenti misure secondo le marche indicate. Osserva l’esempio.
km hm dam m 5
8 6
2
5
7
6
5
dm cm mm 3
7
4
8
3
2
1 5
7
4
8
3 7
6
9 0
25,37 m 58,76 hm ____________
2 537 cm 5,876 km ____________
2,537 dam 5 876 ____________ m
483,9 cm ____________
4,839 ____________ m
4 839 mm ____________
652,1 ____________ m
6,521 hm ____________
6 521 dm ____________
5,8 ____________ dm
580 ____________ mm
0,58 ____________ m
7,43 ____________ hm
743 ____________ m
0,743 km ____________
76 ____________ dm
7,6 ____________ m
760 ____________ cm
Scomponi indicando il valore di ogni cifra. Osserva l’esempio.
38,76 hm ➝ 3 km + 8 hm + 7 dam + 6 m 4 m + 2 dm + 3 cm + 5 mm 4 235 mm ➝ ____________________________________________________ 185,4 m
1 hm + 8 dam + 5 m + 4 dm ➝ ____________________________________________________
3 m + 9 dm + 1 cm + 6 mm 391,6 cm ➝ ____________________________________________________ 7,495 km
7 km + 4 hm + 9 dam + 5 m ➝ ____________________________________________________
6 hm + 7 dam + 4 m + 2 dm 67,42 dam ➝ ____________________________________________________ 7 dam + 3 m + 9 dm + 3 cm 739,3 dm ➝ ____________________________________________________ Completa scrivendo la marca.
Esegui le equivalenze.
dm 685 m = 6 850 ___________
7 436 m 7,436 km = ___________
dm 742 cm = 74,2 ___________
4 280 mm 428 cm = ___________
dam 52 km = 5 200 ___________
0,843 dam 84,3 dm = ___________
dam 845,3 dm = 8,453 ___________
834 cm 8,34 m = ___________
m 0,6 hm = 60 ___________
6,432 m 6 432 mm = ___________
hm 39,1 dam = 3,91 ___________
750 m 0,75 km = ___________
MISURE
59