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12 m +27,9dm - 131 cm + 0,173 dam = ...........cm?


Răspuns :

12 m+27,9 dm-131 cm+0,173 dam=... cm

=1200 cm+279 cm-131 cm+173 cm

=1521 cm

12 m+27,9 dm-131 cm+0,173=1521 cm
12 m=1200 cm
27,9 dm=279 cm
0,173 dam=173 cm
1200 cm+279 cm-131 cm+173 cm=
=1479 cm-131 cm+173 cm=
=1348 cm+173 cm=
=1521 cm