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=-19,3
b)26½ + (-18⅔)=
=26³/₆+(-18⁴/⁶)=
=7⅚
c)20+(-18)=
=20-18=
=2
d)-4½+(-2)=
=-6½
e)-7-(-10)=
=-7+10=
=3
f)-1,5-70=
=-1,5+(-70)=
=-71,5
g)(-½)³=
=-¹/₈
h)(1,2)²=
=1,44
i)√2¼=
√⁹/₄=
=3/2=
=1,5
j)∛27=
=3
k)(-0,121)⁰=
=1
l)(-⅓)³=
=-¹/₂₇