Bir xil tomonli uchburchakning bir tomoni 100c.
Javobini metr va cm ifodalang
100cm×3=300cm. 300cm=3metr
9+9+9+9+9+9+9+9+9+9+90+90+90+90+10×4= qisqartiring va ishlang
90+360+50=500
999×999=? javobni toping
998001javobu
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