27 x 2 + 41 - 12 = ____ + 41 - 12 = ____ - 12 = ____ 7 X 7 x 5 - 30 + 45 = ____ x 5 - 30 + 45 = ____ - 30 + 45 = ____ + 45 = 260 150 + 123 - 200 + 1 x 4 = 150 + 123 - 200 + ____ = ____ -200 + 4 = ____ + 4 = ____ 250 - 20 x 5 - 50 + 20 = 250 - ____ - 55 + 20 = ____ - 55 + 20 = ____ + 20 = ____ 10 x 3 x 3 x 4 = ____ x 3 x 4 = ____ x 4 = ____ 40 + 17 x 2 - 15 = 40 + ____ - 15 = ____ - 15 = ____ 4 X 2 + 7 x 2 = ____ + 7 x 2 = 8 + ____ = ____ 150 - 10 X 2 x 5 + 40 = 150 - ____ x 5 + 40 = 150 - ____ + 40 = 50 + 40 = ____ 45 + 12 - 3 X 1 = 45 + 12 - ____ = ____ - 3 = ____ 50 + 75 - 2 X 2 x 2 = 50 + 75 - ____ x 2 = 50 + 75 + ____ = ____ + 8 = ____

EXPRESSÕES NUMÉRICAS - OPERAÇÕES: SOMA, SUBTRAÇÃO E MULTIPLICAÇÃO

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