48- dars matematikasamoriya 4- sinf

4- sinf mavzu:qarama-qarshi harakat 48-dars samoriya 47- dars vazifasini tekshiramiz 164958 :57=2894 2894 x36 =104184 174 x170 =29580 104184 + 29580= 133764 438900 :30 =14630 133764 -14630 = 119134 5 3 3 11 8 14 13 17 18 20 23 23 5 28 26 i m y o ch n 300km 40km 40 60km 60 200km 100km 3 h 120 vyaq = v₁ + v₂ =72km/h+66km/h= 138km/h vyaq = v₁ + v₂ =43km/h+22km/h= 65km/h 43km/h-21km/h=22km/h vyaq = v₁ + v₂ =2km/h+6km/h= 8 km/h 2km/h x 3=6km/h 1 2 3 1)17km/h x3h=51km 2)5km/h x3h=15km 51km 15km 3) 51km+15km=66km 4) 88km -66km =22km 18min 1h48min =6h26min 4h39min 1h21min 3h18min =4h23min yechish: 1) 48km -12 km =36km 2) (48km +36 km) :3 =28km …

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