20, 320,  6700, 40890, 222220

 

2742:2-3200:10=1371-320=1051

8920:10-1364:2=892-682=210

725:5-216:2=362-145=217

2565:5+2874:2=1437-513=924

 

 

3ժամում անցավ 195կմ

յուր. ժամ անցավ հավասար կմ

Յուր ժամ -? կմ

195:3=65

պատ 65կմ

 

 

 

125×2=250

125×3=375

125×4=500

 

500-ի 1/4-ը 125 է

375-ի 1/3-ը 125 է

250-ի 1/2-ը 125 է

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