Question

Aflati x: (a
<--------14 cm 8mm-------------------|
|--------------------------------------------|
<--------8 cm 9mm----><---x------>
(b
<-----------------x----------------->
|--------------------------------------|
<--6 cm 7mm -->< 14 cm 8mm--->

Answer 1

Răspuns:

Explicație pas cu pas:

a) 14 cm 8mm - 8cm 9mm =

   13 cm 18mm - 8cm 9mm=

   = 5 cm 9mm

b). 6cm 7mm + 14cm 8mm=

    20cm 15mm=

   =21cm 5mm