Odpowiedź:
Obliczenia:
1. a) 180-80-50=50
180-90-28=62
180-90-50=40
b) 180-60=120
180-20-120=40
180-145=35
180-85-35=60
360-240=80
180-144=36
180-80-36=64
2. a) 180-65*2=180-130=50
180-70*2=180-140=40
(180-90):2=90:2=45
b) (180-120):2=60:2=30
180:3=60
180-130=50
(180-50):2=130:2=65
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Odpowiedź:
Obliczenia:
1. a) 180-80-50=50
180-90-28=62
180-90-50=40
b) 180-60=120
180-20-120=40
180-145=35
180-85-35=60
360-240=80
180-144=36
180-80-36=64
2. a) 180-65*2=180-130=50
180-70*2=180-140=40
(180-90):2=90:2=45
b) (180-120):2=60:2=30
180:3=60
180-130=50
(180-50):2=130:2=65