oblicz najprostszym sposobem: prosze o szybkie odp.
-³/₈:15-0,125:15=
-1,4*(-⁷/₁₄)*(-5³/₇)*(-⁷/₃₈)=
-3/8÷15-0,125÷15=-3/8*1/15-1/8*1/15=-3/120-1/120=4/120=1/30
(-1,4)*(-7/14)*(-5i3/7)*(-7/38)=14/10*7/14*38/7*7/38=7/10=0,7
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-3/8÷15-0,125÷15=-3/8*1/15-1/8*1/15=-3/120-1/120=4/120=1/30
(-1,4)*(-7/14)*(-5i3/7)*(-7/38)=14/10*7/14*38/7*7/38=7/10=0,7