Mongolian English transliteration Equivalent to In metric system (approximate) хумсны толио humsny tolio width of index finger nail 1–1.2 cm хуруу huruu index finger width 1.5–2 cm ямх yamh length of index finger distal phalanx 3.5 cm барим barim fist width 8–9 cm мухар сөөм muhar sööm distance between stretched thumb and proximal phalanx of index finger 12–15 cm үзүүр сөөм üzür sööm distance between stretched thumb and index finger 18 cm төө töö distance between stretched thumb and middle finger 19–20 cm мухар тохой muhar tohoi distance between elbow and fist 33 cm үзүүр тохой üzür tohoi distance between elbow and middle finger, = 20 huruu 40 cm алхам alham distance of one step 50 cm дэлэм delem distance between outstretched arm and opposite shoulder 95 cm эгэм egem = 1+ 1 ⁄ 2 delem 1.35 m алд ald distance between outstretched arms, = 4 üzür tohoi 1.6 m гөрөм göröm = 2,000 ald 3 km бээр beer = 4 göröm 12 km өртөө örtöö 30 km хагас өдрийн газар hagas ödriin gazar half-day horse ride distance, = 1+ 1 ⁄ 2 örtöö 40–45 km өдрийн газар ödriin gazar one day horse ride distance, = 3 örtöö 90–100 km хоногийн газар honogiin gazar a day and night horse ride distance, = 4 örtöö 120–130 km 
