Question

7dm+50cm+200mm=?dm
1m-70cm+280mm=?mm
1dm+80cm-789mm=?mm
20mm+68cm-6dm=?cm
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Answer 1

Răspuns:

7dm+50cm+200mm=7dm+5dm+2dm= 14 dm

1m-70cm+280mm=1000mm-700cm+280mm= 580 mm

1dm+80cm-789mm=100mm+800mm-789mm= 111 mm

20mm+68cm-6dm=2cm+68cm-60cm= 10 cm

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Answer 2

Răspuns:

Explicație pas cu pas:

7dm+50cm+200mm= 7 dm+5 dm+2 dm=14 dm

1m-70cm+280mm= 1000 mm-700 mm+280 mm= 580 mm

1dm+80cm-789mm= 100 mm+800 mm-789 mm= 111 mm

20mm+68cm-6dm= 2 cm+ 68 cm-60 cm= 10 cm