3-sinf 72-dars
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mavzu: uzunlik birliklari yondosh mavzu: maktab yuksalish_ust gulmira maratovna umumiylikni aniqlang mm cm dm m km : 10 · : 10 · : 10 · : 1000 · 40cm, 36cm, 5862cm 70mm, 571mm, 8143mm 700dm, 82dm,560dm,40dm 450mm+673mm=1123mm*5=5615mm-4305mm=1310mm 7080mm+2406mm=9486mm*4=37944mm:8=4743mm 297mm*13=3861mm+421mm=4282mm-2702mm=1580mm m dm cm mm + 4 5 0 6 7 3 1 1 2 3 m dm cm mm 7 0 8 0 2 4 0 6 9 4 8 6 + 4-topshiriq yechish: 2300·2=4600ta 2300·30g=69000g=69kg 4600·25g=115000g=115 kg 115+69=184kg 16cm 12cm 20cm 18cm p=32 katak=16 cm a=7m 15cm b=715cm-280cm= 435cm p=(715+435)*2=1150*2=2300cm-85cm= 2215cm 2000mm=200cm 2215:200=11+1=12ta planka 42+15-18=39ta ortiq qizlar yoki 18-15=3 42-3=39 ta ortiq a)427cm+723cm=1150cm b) 1150:50=23cm d) 23cm+3560cm=3583cm e) 35m 8dm 3cm f) 35m 8dm 3cm-1m 4 dm 7cm...
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