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** 10 Calcule ces longueurs. a. 4 cm 6 mm + 5 cm 3 mm = ... mm b. 17 cm 3 mm + 6 mm = ... cm ... mm c. 3 m 8 cm 7 mm + 2 m 2 mm = ... mm d. 3 dm 5 cm + 23 mm = ... mm = ... cm ... mm ||||||||||||||||||||||| JE VAIS 4 *** Au lancer de disque des in Sandroit​

Sagot :

a. 909 mm
b. 170 cm 9 mm
c. 5089 mm
d. 373 mm = 37 cm 3 mm

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