Карточки по математике по "Круглые числа"

   Карточка 1.

Круглые числа (1 кл.)

80 + 20 =                 90 – 70 =                   90 + 10 – 70 + 40 =

40 + 60 =                 50 + 50 =                   60 + 10 +20 – 80 =

80 – 40 =                  60 + 30 =                   20 + 60 – 80 + 50 =

70 – 30 =                  100 – 60 =                 20 + 70 – 40 + 30 =

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Карточка 2.

Круглые числа ( 1 кл.)

60 + 10 =                  90 – 50 =                     60 + 20 – 50 + 10 =

90 – 60 =                  60 + 40 =                     70 + 20 – 30 – 40 =

50 + 40 =                  60 – 20 =                     30 + 50 – 70 + 80 =

70 – 40 =                  100 – 30 =                   40 + 20 + 30 – 50 =

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Карточка37.

Круглые числа (1 кл.)

10 + 10 =                  80 – 40 =                        70 + 30 – 40 + 30 =

20 + 20 =                  60 – 30 =                        50 + 20 – 30 – 10 =

30 + 30 =                  40 – 20 =                        20 + 60 + 10 – 70 =

40 + 40 =                  20 – 10 =                        90 – 80 – 0 – 10 =

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Карточка 4.

Круглые числа (1 кл. )

60 + 30 =                    30 + 20 =                       80 + 10 – 50 + 20 =

90 – 50 =                    100 – 60 =                     70 + 20 – 60 – 20 =

30 + 40 =                    90 – 30 =                       30 + 40 + 20 -  50 =

80 – 60 =                    10 + 70 =                       100 – 30 -20-  10 =