Question

siguientes cálculos combinados. a) -2.(-7+18) - (9-28:7).3= b) -17 +100: (-20). 4+ (1-8.2).2 +13= c) (-4+9.(-4)) : (-3+11)-7. (5-14) = d) (-6.7+5.8).(-18): (7-10)+7.(-8+13) + 14 = e) (15-8.3). 18-6-60 (4.5-7.5)+102: (-1-2) = (f) 42 (-35+42) + (-14+9.7):(-5-2)-8.(-9)=​

Answer 1

a) -2.(-7+18) - (9-28:7).3

= – 37

b) -17 +100: (-20). 4+ (1-8.2).2 +13

= – 34

c) (-4+9.(-4)) : (-3+11)-7. (5-14)

= 54

d) (-6.7+5.8).(-18): (7-10)+7.(-8+13) + 14

= 37

e) (15-8.3). 18-6-60 (4.5-7.5)+102: (-1-2)

= 1040

f) 42 (-35+42) + (-14+9.7):(-5-2)-8.(-9)

= 359

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