Ответ:
\(2.5-(3.2+1.8)=2.5-5=-2.5\).
\((5.74-1.24)\cdot3.6=4.5\cdot3.6=16.2\).
\(8-(1.71+0.19)=8-1.9=6.1\).
\(0.36:0.3-1.78=1.2-1.78=-0.58\).
Ответ: и) −2,5; к) 16,2; л) 6,1; м) −0,58.
\(2.5-(3.2+1.8)=2.5-5=-2.5\).
\((5.74-1.24)\cdot3.6=4.5\cdot3.6=16.2\).
\(8-(1.71+0.19)=8-1.9=6.1\).
\(0.36:0.3-1.78=1.2-1.78=-0.58\).
Ответ: и) −2,5; к) 16,2; л) 6,1; м) −0,58.