MATEMÁTICAS TIMONMATE PRIMER CICLO ESO ENTEROS RESUELTOS 1) 5 + 8 - 2 = 13 - 2 = 11 2) 6 + 4 - 2 = 10 - 2 = 8 3) 5 + 7 - 2 - 8 = 12 - 10 = 2 4) 4 + 3 + 2 - 3-1-1 = 9 - 2 = 7 5) 6 + 2 -1- 2 - 3 = 8-7 = 1 31) -9 ⋅ 3 = -27 6) 4 - 6 = -2 32) -4 ⋅ (-2) = 8 7) 3 - 10 = -7 33) (-1)⋅ (-1)⋅ (-1) = -1 8) 9 - 20 = -11 9) 40 - 90 = -50 28) 3 ⋅ (-6) = -18 29) 5 ⋅ (-10) = -50 30) 3 ⋅ (-3) = -9 34) 2 ⋅ (-1)⋅ (-1) = 2 10) -2 - 5 = -7 35) 5 ⋅ (-3)⋅ 2 = -30 11) -5 - 6 = -11 36) -2 ⋅ 5 ⋅ (-1) = -10 12) -20 - 10 - 15 = -30 - 15 = -45 37) 4 ⋅ 3 - 2 = 12 - 2 = 10 13) -3 - 12 - 4 = -15 - 4 = -19 38) 3 ⋅ 6 - 9 = 18 - 9 = 9 14) 4 + 3 - 6 - 5 = 7 - 11 = -4 39) 13 ⋅ 2 - 30 = 26 - 30 = -4 15) 6 + 3 - 6 - 5 = 3 - 5 = -2 40) 3 ⋅ 5 - 20 = 15 - 20 = -5 16) 2 + 9 - 4 - 10 = 11 - 14 = -3 41) 3 - 5 ⋅ 4 = 3 - 2 0 = -17 17) 7 + 5 - 13 - 6 = 12 - 19 = -7 42) 5 - 9 ⋅ 2 = 5 - 18 = -13 43) 3 - 4 ⋅ (-2) = 3 + 8 = 11 18) -3 + 4 + 1 - 7 - 2 = 2 - 9 = -2 19) -2 + 1 - 5 + 4 - 7 = -6 - 3 = -9 20) 4 - (-5) = 4 + 5 = 9 21) 7 - (-8) = 7 + 8 = 15 22) 6 - (-10) = 6 + 10 = 16 23) 10 + (-7 ) = 10 - 7 = 3 24) -6 - (-5) = -6 + 5 = -1 25) -9 + (-6) = -9 - 6 = -15 26) -10 - (+5) - (-1) = -10 - 5 + 1 = = -14 27) -4 + (-3) - (-5) = -4 - 3 + 5 = 44) -4 + 3 ⋅ (-3) = -4 - 9 = -13 45) 46) -1 ⋅ éë 3 - 2 ⋅ (-2)ùû = -1 ⋅ (3 + 2) = -1 ⋅ 5 = -5 47) é 3 + 2 ⋅ (-4)ù ⋅ (-2) = (3 - 8)⋅ (-2) = 8 ë û 48) -3 ⋅ éë-3 ⋅ (-2) - 2 ùû = -3 ⋅ (6 - 2) = = -3 ⋅ 4 = -12 49) -3 - éë 2 ⋅ (-2) - 2 - 1ûù = -3 - (-2 - 3) = = -3 + 5 = 2 50) {-1 + éë-4 ⋅ (-1) - 2 (-1 + 2) - 1ùû } ⋅ (-3) = = 2 {-1 + [ 4 - 2 - 1]}⋅ (-3) = = 2 (-1 + 1)⋅ (-3) = 0 ⋅ (-3) = 0 = -7 + 5 = -2 http://perso.wanadoo.es/timonmate 2·(3 - 2 ⋅ 2) = 2 ⋅ (3 - 4) = 2 ⋅ (-1) = -2 1/1 timonmate@gmail.com