Question

Calculati:
2 + (-5) + 10 + (-6) =
-6 + 11 + (-2) + 6 + (-2) =
(10 + 20 + 30) + 10 + 20 + (-30) + 10 + (-20) + (-40) + (-10) + (-30) =

Answer 1

2-5+10-6=-3+4=1
-6+11-2+6-2=5-4-2=-1
60+10+20-30+10-20-40-10-30=70-10-10-50-30=50-50-30=-30
Sper că te-am ajutat!

Answer 2

2-5+10-6 = -3+10-6 = 7-6 = 1
-6+11-2+6-2 = 5-2+6-2 = 3+6-2 = 9-2 = 7
60+10+20-30+10-20-40-10-30 = 90-30+10-20-40-10-30
= 60+10-20-40-10-30 = 70-20-40-10-30 = 50-40-10-30 = 10-10-30 =0-30 = -30