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5. .   >, <  =.

5 . 5 .

100 . 1 .

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10 . 11 .

99 . 1 .

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6.  .

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5. .

30 + 40 =

80  10 =

20 + 50 =

100  30 =

50 + 30 =

40 + 60 =

90  80 =

70  10 =



6.  .

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6.  .

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5. .

20 + (80  30) =

50  (40  10) =

(10 + 60) -30 =

(90  30) + 10 =

100  (80 + 10) =

70 + (60  40) =



6.  .

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   ,     (https://www.litres.ru/book/mariya-nikolaevna-alimpieva/zadaniya-na-kanikuly-2-klass-40158556/chitat-onlayn/)  .

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