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    + 4 2021
    • 2-03-2021, 20:04
    • 52 281
    • 2
    +
    4 2021 .
    : ,
    ³ -2021 4
    -2021 4


    1

    вҠ1

    1. ?
    930009
    1. 頳?
    1/5
    1.  2200c=6600?
    3
    1. ǒ糠.



    1. ǒ࠳.



    1. .
    136 845-(93 465:3 +87578) =18 112
    1) 93465:3= 31155
    2) 31155+87578= 118733
    3) 136 845- 118733 =18112
    1. 120 . 5 , 3. ?
    2. 5+3=8◠.
    3. 120:8 =15򠗠1.
    4. 15 3=45򠗠.
    ³:45.

    вҠ2

    1. ?
    570 007
    1. 頳?
    1/10
    1.  54000:b=6000?
    9
    1. ǒ砳.



    1. ǒ࠳.



    1. .
    217 698+(89457-96584:8)= 295082
    1) 96584:8= 12073
    2) 89457- 12073= 77384
    3) 217 698+ 77384=295082
    1. 245 . 4 , 3 . ?
    2. 4 + 3= 7⠗Ⳡ.
    3. 245:7= 35㠗 .
    4. 4 35=140㠗.
    ³: 140.

    2

    вҠ1

    1. , ?
    8848
    1. Ӡ27639:9?
    3071
    1. ຠ?
     
    1. ǒ砳.



    1. ǒ.
    2. .
    13 269 +7387 젖11932= 8724.
    1) 13269+7387=20656;
    2) 20656 11932=8724.
    1. Ⳡ4600. 2 ?
    2. 600:4 =150젗1.
    3. 150:3 =50 1 1.
    4. 50 2= 100 12 .
    ³:12100.

    вҠ2

    1. ʳ, ?
    5895
    1. Ӡ39224:4?
    9806
    1. ຠ?
    1. ǒ砳.



    1. ǒ.
    2. .
    15 752+24148 㠖 27912= 11 988.
    1) 15752+24148= 39900;
    2) 3990027912=11988.
    1. 3 480 . 5?
    2. 480:3 =160 ࠗ 21 ;
    3. 160:2 = 80ࠗ 1 1 ;
    4. 80 5=400ࠗ1 5.
    ³:51 400.

    3

    вҠ1

    1. ,.
    307563
    1. Ӡ3428:100?
    34 (.28)
    1. 10 . , .
    7/10
    1. ǒ x, .



    1. ǒ࠳.
    2. .
    75048:12245 14 =2824.




























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    1. 35,50
    . 340 . ?
    1. 35 + 50 =85⠗ .
    2. 340:85 =4 .
    3. 50 4=200젗.
    ³:200.

    вҠ2

    1. ,.
    506 428
    1. Ӡ5643:100?
     56(. 43)
    1. 12.?
    7/12
    1. ǒ x, .



    1. ǒ࠳.




    6.84 208 :1631815=493.




























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    7. 380 . 40 , 36. ?
    1. 40+36=76𠗠.
    2. 380 :76=5 렗 .
    3. 365=180렗 .
    ³:180.

    4

    вҠ1

    1. ຠ?
    70 000+ 7000 + 5
    1. ?
    (30+30:3) 2
    1. 2?
     
    1. ǒ , .



    1. ǒ࠳.



    1. .
    23 415:15 +707 11 =9338.




























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    1. 25 1 , 140 4 . 1800?
    2. 140:4 =35or. 21.
    3. 25 + 35 = 60 . 1 .3)1800 :60 =30.
    ³: 30.

    вҠ2

    1. ຠ?
    90000 +900 +3
    1. ?
    (20 +20:2) 3
    1. 2?
    1. ǒ , .



    1. ǒ࠳.



    1. .
    9918:29+ 31518 = 6012.


























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    1. 45 1 , 165 3 . 2000?
    2. 165:3 =55. 21 .
    3. 45 + 55 = 100 . 1 .3) 2000 :100=20.
    ³: 20.

    5

    вҠ1

    1. ?
    605 605
    1. ?
    300:(10+ 15)
    1. 2?
    1. ǒ,.



    1. ǒ.



    1. .
    (13 524811223):25 16 = 79 376.
































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    1. , 920,⠗.
    40 . ?
    1. 9203=2760(.) ;
    2. 920 + 2760 = 3680 (.) ;2)3680 :40 =92 (.).
    ³:92.

    вҠ2

    1. Ⳡ?
    702072
    1. ?
    120 :(6+4)
    1. ?
    1. ǒ,.



    1. ǒ.



    1. .
    1400:35+ 15243 =3685.
    1) 1400 :35 =40;
    2) 15243= 3645;
    3)40+ 3645=3685.
    1. ³  840 , . 70 .?
    1. 8402=1680();
    2. 840+1680=2520();
    3. 2520:70=36 (.).
    ³:36 .

    6

    вҠ1

    1. 1/4 . ຠ?
    15
    1. 20 , 300 . ?
     15/
    1. 20 , 6 . ?
    4
    1. ǒ , , , .



    1. .
    2. 1 ?3 2 ?1 3 ?
    3. .
    (132 418-418 7):66 =1962.
    1) 418 7= 2926;
    2) 132418-2926=12 9492;
    12 9492:66 =1962.
    1. 1200 1 , 30 1 . 1000,?
    2. 1200:60=20.1.;
    3. 30 + 20 = 50 . 1 .;3) 1000 :50 =20 .
    ³:100020.

    вҠ2

    1. ຠ1/3.ຠ?
    20
    1. ,10,2.?
    5/
    1. 16 , 3 . ?
    5
    1. ǒ , , , .



    1. .
    2. 2 ?1 8?
    2 1?
    1. .
    (241 512-512 9):24 =9871.
    1) 5129= 4608;
    2) 241512-4608=236 904;
    3) 236 904:24=9871.
    1. 1800 1 , 20 1 . 2000 , ?
    2. 1800:60=30. 1.;
    3. 30 + 20 = 50 . 1 .;3) 2000 :50 =40 .
    ³:200040.

    7

    вҠ1

    1. ,7?
    2
    1. Ӡ?
    12186 :6
    1. 1 1?
    A1/10
    1. ǒ砳.



    1. ǒ.



    1. .
    21210:35+74519=14761.




























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    • 4 6 8 , 336 . ³, . ?
    • 6 +8=14(.) 4.
    • 336:14=24(.) .
    • 824=192(.) .
    ³:192.

    вҠ2

    1. ,20?
    5
    1. Ӡ?
    2456:8
    1. 11?
    1/100
    1. ǒ砳.



    1. ǒ.



    1. .
    235 1320982 :26 =2248.



























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    1. 126 ,216
    . ³, . ?
    1. 12+6=18(.) ;
    2. 216:18=12 (.) ;
    3. 1212=144(.).
    ³:144.

    8

    вҠ1

    1. ຠ7570134?
     
    1. ?
    1. 6?
    48 32=10 +
    1. ǒ𠳠.



    1. ǒ𠳠.



    1. .
    23821 :(625542) 23 =6601.
    1) 625542=83;
    2) 23821 :83 =287;
    3) 287 23= 6601.
    1. Ӡ174 15.2/5 , . ?
    2. 17415=2610 ;
    3. 2610:5 2= 1044㠗 ;
    4. 26101044=1566 .
    ³:1566.

    вҠ2

    1. ຠ7217804?
    1. ?
    1. 8?
    x7 =9842
    1. ǒ𠳠.



    1. ,.
    2. .
    (1599+ 20050 :25) 63 =151 263.
    1) 20050 :25 =802;
    2) 1599 +802 =2401;
    3)2401 63 = 151263.
    1. 95,21.ϳ 2/5 . ?
    2. 95 21= 1995 ;
    3. 1995:5 2= 798 ;
    4. 1995798=1197 㠗 .
    ³: 1197.

    9

    вҠ1

    1. .
    13 338+(55045)21=23 943.
    1) 55045=505;
    2) 505 21= 10605;
    3) 13338+ 10605= 23943.
    1. 䳿砳.
    24 23젷7= 168 161=169 61
    1. :
    1) 2400 :12 =200;
    2) 324 :12 =27
    a= 2175 :87
    a= 25
    1. .
    3 , 5 . ,140?
    1. 5 3 =2 () 140;
    2. 140 : 2 = 70 (/) ;3)703= 210().
    ³:210.
    1. , 242, ࠗ6.
    1)24 :6=4젗 .

    вҠ2

    1. .
    13 268+(54037)23=24 837.
    1) 54037=503;
    2) 503 23= 11569;
    3) 13268+ 11569= 24837.
    1. 䳿砳.
    17 47젷 3= 51 141 = 5241.
    1. ...
    1) 4500 :15 =300;
    2) 195 :15 =13.
    1. 49b=1715.
    b= 1715:49;
    b= 35.
    1. . 糠6 , 4 . , 300?
    2. 6 4 =2 () 300 ;
    3. 300 : 2 = 150 (/) ;3)150 4= 600().
    ³:600.
    1. 1), 282,7.
    28: 7=4젗.

    10

    вҠ1

    1. .
    80 526(43275:25+ 21007)= 57788.
    1) 43275:25=1731;
    2) 1731+21007=22738;
    3) 8052622 738= 57788.
    1. ...50 3 : 5 = 30;90 :3=30;
    30 =30.
    1. 22 22 6 25. ?
    2. 24 䠖22 22=138;
    3. 6 25+138 =7 63 = 8 3.
    4. ...
    : 91= 405;
    =405 91;
    = 36855.
    1. (30)6000. 쒿1 ?
    1) 6000 :30 =200;
    2) 200 :5 = 40;
    3) 407= 280.
    1. 5 , 6 . 1/3 .?
    1) 56= 302;
    2)30:3=102;
    3)3010= 202.
    1. 蠳,.
    a+ab

    вҠ2

    1. .
    67 432(51735 :15+18006) =45 977.
    1) 51735:15=3449;
    2) 3449 +18 006=21455;
    3) 6743221455= 45977.
    1. ...30 2 : 3 = 20;100 :5= 20;
    20 =20.
    1. - 22 12 843.ຠ?
    2. 24 䠖22 12=148;
    3. 8 43 +1 48 =9 91 =1031.
    4. .
    b:77= 309;
    b= 30977;
    b= 23 793.
    1. (30)璿2700.璿 ?
    1) 2700 :30=90 ;
    2)90:3 = 30;
    3)307= 210.
    1. 8 , 5 .1/10 , . ?
    1) 85= 402;
    2) 40:10 = 4 2;
    3) 404 =362.
    1. 蠳,.
    a+a+c

    11

    вҠ1

    1. .
    137 045(9465 3+ 42 578)=66 072.
    1) 9465 3= 28395;
    2) 28395+42578= 70973;
    3) 137 045 70 973 =66072.
    1. 蠳.
    55;5;15;5
    1. ...
    k408926 =190809;
    k= 190809 +408 926;
    k= 599 735.
    1. a+a:19,a=5491.
    5491 +5491 :19 =5491 +289= 5780.
    1. 3 10 , 15 . , ?
    1) 3000 :10 =300;
    2) 3000 :15 =200;
    3) 200 +300 =500;
    4) 3000 :500 =6 .
    1. 1).
    Р= 3+3 +3 +3 =12 ;
    S= 33 =92.
    2) , . .
    Р= 3+6 +3 +6 =18

    вҠ2

    1. .
    154 138+(83 45782924)=204427.
    1) 8292 4= 33168;
    2) 8345733168=50289;
    3) 154 138+ 50289=204427.
    1. 蠳.
    2;12;2; 22.
    1. .
    p+ 27506= 121900;
    p= 12190027506;
    p= 94394.
    1. c c:17,c=6528.
    6528 6528:17=6528 384=6144.
    1. 璿 6 30 , 20.?
    1) 6000:30=200;
    2) 6000:20=300;
    3) 300 +200 =500;
    4) 6000 :500 =12.
    1. 1).
    Р= 2+2 +2 +2 =8;
    S= 22 =42.
    2) , . .
    Р= 2+4 +2+4 =12 .

    12

    вҠ1

    1. .
    18 550(5550+ 3198) :6= 17092.
    1) 5550 +3198 =8748;
    2) 8748 :6 =1458;
    3) 185501458=17092.
    1. .
    505; 5500;5505;55 005.
    1. ...
    c:26 =927118;
    c= (927118)26;
    c= 80926;
    c= 21034.
    1. .
    205 50.[>]2055 .
    20550 . >2055.
    7 256< 70 256
    7256<70 256
    1. 120 . ϳ 3/10 , , . ?
    1) 120 3:10= 36;
    2)120 :3 = 40;
    3)1203640 =44.
    1. 2/3 , 22젳15.
    1) 22 15= 330 2;
    2) 330 2:3= 2202.
    1. 7 , 5 . OA.
    7+5= 12.

    вҠ2

    1. .
    13 175+(2199974):7=13350.
    1) 2199974=1225;
    2) 1225 :7 =175;
    3) 13175+ 175= 13 350.
    1. .
    707; 7707;7770;70 770.
    1. .
    b:73= 700+ 103;
    b=(700+ 103) 73;
    b=803 73;
    b= 58 619.
    1. .
    3321 <30 321
    100 45 .> 1045 .
    3321 <30321
    10045.> 1045.
    1. 150 . 2/5 , , . ?
    1) 1502:5= 60;
    2) 150 :2 = 75;
    3) 1506075 =15.
    1. 3/4 , 32젳25.
    1) 3225= 800 2;
    2) 800 3:4= 6002.
    1. 7 , 10 . OC.
    7 +10= 17.

    13

    вҠ1

    1. .
    11 748+6 (1789974)= 16638.
    1) 1789974= 815;
    2) 815 6= 4890;
    3) 11748+ 4890=16638.
    1. :
    1) 755 +45 =8 40;
    2) 5򠖠5 =505 =45 =4 5 .
    1. 1750 , 1/8 . ?
    1750 8= 14000 .
    1. 34050c= 1386:3.
    c= 34050 1386:3;
    c= 34050462;
    c= 33588.
    1. 1 600 , 1 800 . , 100 50?
    1)1600 +1800=3400 ;
    2) 3400 :100 =34;
    3)34 50= 1700 .
    1. , 6 , ..
    1) 6 : 3 = 2 ;2)(6 +2) 2 =16 .
    1. 蠳.
    a:3:7.

    вҠ2

    9572+(1783896) 7 = 15781.
    1) 1783896= 887;
    2) 887 7= 6209;
    3) 9572 +6209 =15 781.
    1. :
    1)88= 800 8= 792=7 92 ;
    2)1245 +35 = 13 20.
    1. 12 500 , 1/6 . ?
    12 5006 = 75000.
    1. x+1583=15030:5.
    x= 15030:51583;
    x= 30061583;
    x= 1423.
    1. 1 700 , 1 300 . 볿 , 300 100볿?
    1) 1700 +1300=3000 ;
    2) 3000 :300 =10;
    3)10100= 1000.
    1. , , ..
    1) 3 2 = 6 ;2)(3 +6) 2 =18 .
    1. 蠳.
    b:2:7.

    14

    вҠ1

    1. .
    34 5389400 :(47+ 47)=34 438.
    1)47+ 47 = 94;
    2) 9400 :94 =100;
    3) 34538100 =34 438.
    1. .
    743:90= 8(. 23);
    2140: 200 = 10(.140).
    1. .
    300 =30;
    7000 =7;
    360 =6.
    1. 3/5 , 42195. ?
    421953 :5 = 25317 = 25317 .
    1. .糠8/,
    2. 10 /. 2 . .
    8 2 +10 2 =16 +20 =36.
    1. 糠6..
    Р= 64= 24.
    1. 糠6..
    a:5

    вҠ2

    1. .
    17 3213600 :(10+ 26)=17 221.
    17 3213600 : 36= 17321 100 =17221.
    1. .
    832 :20= 41(.12);
    3140: 300 = 10(.140).
    1. .
    3000 =3;
    7000 . =70 ;
    70 =7.
    1. 2/3 , 42195. ?
    421952 :3 = 28130 = 28130 .
    1. . 5 /, 6 /. 3 . ?
    53 +6 3= 15+18 =33.
    1. 糠4..
    P= 44 = 16.
    1. 糠4..
    b:3

    15

    вҠ1

    1. .
    829 703 78150:30= 580182.
    1)829 703 = 582787;
    2) 78150:30=2605;
    3) 582 7872605=580182.
    1. 䳿砳.
    1) 6 28 + 3 43 = 10 11 ;2)1805 㠖968= 837.
    1. .
    1) 84000 =840 100;
    2) (24 +36):3<24 +36:3.
    1. ',.
    y: 60= 120;
    y=120 60;
    y= 7200.
    1. 180 120 . 2/3 1/4 . ? ?
    2. 180:3 2=120㠗 .
    3. 120 : 4 = 30 .3) 12030= 90.
    ³:90.
    1. 120 . .
    1) 120 :4= 30
    2) 3030= 900 2
    1. ,.
    43 28,28 30,2628,2812.

    вҠ2

    1. .
    356 207 21 800:40 = 73147.
    1)356 207 = 73 692;
    2) 21800:40= 545;
    3) 73692545 =73 147.
    1. 䳿砳.
    1) 4 32 3 56 = 36 ;2) 86 + 4 8= 134 .
    1. .
    1)580 100 < 580000;
    2) (32 +48):8<32 +48:8.
    1. ,.
    70 x=8400;
    x= 8400:70;
    x= 120.
    1. 720 , 1/6 ,3/8 .
    2. ??
    3. 720:6 =120.
    4. 720 : 8 3 = 270 .3) 270120= 150.
    ³:150.
    1. 600 2. ,ࠗ40.
    1) 600 :40 =15;
    2) (40 +15)2= 110 .
    1. ,.
    57 38,29 38,3824,3813.

    -2021
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