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1.b)120°=
c)11°=
d)150°=

2.4°2+10°19'=
103°+12°53=
12°13'+14=
25°13'-14°=
12°-9°24'=

3.2-14°23'=
3-50°9'=
9°40'-7=
35°24'5=
42°:2=
24°18':3=
35°12':2=
26°16:4=
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