12-sentabr 3 matematika@,@

vazifa 11-misol,12-masala t e i o u u u d f j n g’ v r yechish: 1) 54+17= 71 2) 180-(71+54)=55 javob : 55 ta 7,14,21,28,35,42,49,56,63 101,212,323,434,545,656,767,878,989 81,72,63,54,45,36,27,18,9 10,21,32,43,54,65,76,87,98 10 25 35 40 55 : 5 9 18 21 24 27 :3 70 x 40=2800 60 x 80=4800 6x3x5=90 7x15x4=420 (20+7)x5=135 8x(60+3)=504 368-37=331 171+157=328 139+51=190 331-160=171 331-192=139 328-221=107 107-5=102 t 224,96,246,185,637,360,261,190 637,360,261,246,224,190,185,96 mineral yechish : 1) 26x3 =78 2) 28x5 =140 3) 78 + 140 =218 javob : 218 kg 1 5 4 3 2 600: 30 = 20 3) 345 + 180 = 525 20 x 9 =180 4) 768 – 525 = 243 5) 243 +98 =341 12 metr faqat qizil chiziqlarni hisoblaymiz vazifa 11-misol,12-masala 675 216 …

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