際際滷

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4 combinadas con enteros
2尊 ESO
a) 2 揃 (3) + (1) 揃 (5 + 6)  14: (7) = 6  11 + 2 = 3
b)(2 + 6) 揃 (8  9) + (6  3) 揃 (3  5): (6)  9 揃 11 =
4 揃 1 + 3 揃 2 : 6  99 = 4 + 1  99 = 102
c) 2 + 16 : 8  3 + 2 + 9 : 3 揃 3  5  9 揃 15: 2  1 =
14: 7  3 揃 2  9 揃 15: 3 = 1 揃 2  9 揃 5 = 2 + 45 = 47
d) 2 揃 2  7 + 4  3 + 3  12  9 : 2 揃 3  6 =
2 揃 5  4  3 + (9  9): 6 + 6 = (10  4  3)  18: 6 + 6 =
3  3 + 6 = 6

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4 combinadas con enteros

  • 1. 4 combinadas con enteros 2尊 ESO
  • 2. a) 2 揃 (3) + (1) 揃 (5 + 6) 14: (7) = 6 11 + 2 = 3 b)(2 + 6) 揃 (8 9) + (6 3) 揃 (3 5): (6) 9 揃 11 = 4 揃 1 + 3 揃 2 : 6 99 = 4 + 1 99 = 102 c) 2 + 16 : 8 3 + 2 + 9 : 3 揃 3 5 9 揃 15: 2 1 = 14: 7 3 揃 2 9 揃 15: 3 = 1 揃 2 9 揃 5 = 2 + 45 = 47 d) 2 揃 2 7 + 4 3 + 3 12 9 : 2 揃 3 6 = 2 揃 5 4 3 + (9 9): 6 + 6 = (10 4 3) 18: 6 + 6 = 3 3 + 6 = 6