 . .  . 2.
  

  


  #2
       .      .    20 .        .             .         .             ,    .             .





 ,  

 . .  . 2.





 1




 1



1. .

28 + 2 =

31 + 30 =

50 + 15 =

40 + 31 =

70 + 24 =

13 + 20 =



2. .

53 + 20 + 2 =

25 + 10 + 4 =

43 + 5 + 2 =

61 + 24 + 4 =

23 + 3+ 1 =

50 + 21 + 2 =



 2



1. .   >, <  =.

30 + 14  40

52 + 20  60

64 + 3 70

18 + 80  100

73 + 5  77

40 + 45  90



2.  . 

27 + 2  9 + 7

30 + 12  20 + 32

17 + 40  30 + 43

47 + 3  25 + 15

60 + 15  70 + 5

42 + 7  32 +8



 3



1.    ,    .

 + 3= 30

 + 2 = 38

40 +  = 58

50   = 65

31 +  = 38

19 +  = 59



2.    ,    .

50  18  2 = 70

34  20  20 = 84

18  9  20 = 29

6  5  40 = 51

13  7  30 = 36

24  3  1 = 28



 4



   . 

50 + 18 = 78

24 + 5 = 30

36 + 30 = 56

40 + 18 = 68

97 + 2 = 100

82 + 4 = 85




 2




 1



1. .

28 + 2 =

31 + 30 =

50 + 15 =

40 + 31 =

70 + 24 =

13 + 20 =



2. .

53 + 20 + 2 =

25 + 10 + 4 =

43 + 5 + 2 =

61 + 24 + 4 =

23 + 3 + 1 =

50 + 21 + 2 =



 2



1. .   >, <  =.

30 + 14  40

52 + 20  60

64 + 3  70

18 + 80  100

73 + 5  77

40 + 45  90



2.  . 

27 + 2 9 + 7

30 + 12  20 + 32

17 + 40  30 + 43

47 + 3  25 + 15

60 + 15  70 + 5

42 + 7  32 + 8



 3



1.    ,    .

 + 3= 30

 + 2 = 38

40 +  = 58

50   = 65

31 +  = 38

19 +  = 59



2.    ,    .

50  18  2 = 70

34  20  20 = 84

18  9  20 = 29

6  5  40 = 51

13  7  30 = 36

24  3  1 = 28



 4



   . 

50 + 18 = 78

24 + 5 = 30

36 + 30 = 56

40 + 18 = 68

97 + 2 = 100

82 + 4 = 85




 3




 1



1. .

54 + 40 =

37 + 2 =

94 + 3 =

60 + 24 =

81 + 10 =

30 + 49 =



2. .

28 + 30 + 1 =

19  9 + 50 =

13  7 + 30=

46 + 2 + 1 =

30 + 26 + 30 =

15 + 40 + 10 =



 2



1. .   >, <  =.

43 + 20  65

18 + 50  70

34 + 4 37

48 + 1  50

50 + 14  40

69 + 30  100



2.  . 

63 + 3 61 + 8

70 + 18  60 + 13

90 + 6 70 + 26

54 + 40  60 + 15

26 + 3  20 + 10

34 + 50  75 + 10



 3



1.    ,    .

65 +  = 70

73 +  = 93

 + 40 = 55

31  7 = 38

 + 10 = 62

 + 4 = 48



2.    ,    .

31  9  20 = 60

13  6  40 = 47

12  6  30 = 36

54 30  2 = 86

14  7  90 = 97

50  12  6= 68



 4



   . 

50 + 12 = 82

84 + 6 = 89

49 + 1 = 51

27 + 30 = 67

64 + 3 = 69

56 + 40 = 100




 4




 1



1. .

63  5 =

84  50 =

27  3 =

48  20 =

97  30 =

79  7 =



2. .

64 + 5  30 =

90  40 + 25 =

84 + 4  80 =

100  50 + 18 =

39  5+ 30 =

76  40 + 10 =



 2



1. .   >, <  =.

65  3  60

48  20  50

54 + 30 90

85  40  30

43  2  48

68 -4  60



2.  . 

64  4  38 + 20

76  3  43 + 10

89  40  24 + 20

97  50  95 + 9

28 + 40  100  50

86 + 4  100  7



 3



1.    ,    .

74  = 72

53   = 23

85   = 82

  90 = 5

  4 = 45

57   = 7



2.    ,    .

37  3  20 = 20

45  50  80 = 15

73  20  40 = 93

71  10  30 = 31

100  80  7 = 27

93  3  40 = 50



 4



   . 

67  5 = 61

54  40 = 4

81  50 = 40

94  90 = 14

49  7 = 43

85  2 = 81




 5




 1



1. .

37  5 =

84  40 =

96  30 =

49  8 =

63  2 =

78  40 =



2. .

87  50 + 3 =

44 + 4  30 =

65 + 3  40 =

99  7  70 =

86  2 + 10 =

100  60 + 5 =



 2



1. .   >, <  =.

44  3  40

37  5  34

58  3 55

39  20  10

67  40  30

52  20  32



2.  . 

47  30 54  40

39  8  20 + 19

54  50  48  4

100  60  25 + 30

59  4  51 + 3

69  40  30 + 8



 3



1.    ,    .

59   = 55

  20 = 17




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