a: \(\left(-11\right)\cdot\left(-4\right)=11\cdot4=44\)
b: \(\left(-25\right)\cdot\left(-3\right)=25\cdot3=75\)
c: \(\left(-25\right)\cdot\left(-4\right)=25\cdot4=100\)
d: \(\left(-20\right)\cdot\left(-2\right)=20\cdot2=40\)
e: \(\left(-10\right)\cdot2=-\left(2\cdot10\right)=-20\)
f: \(\left(-12\right)\cdot5=-\left(12\cdot5\right)=-60\)
g: \(25\cdot\left(-1\right)=-25\cdot1=-25\)
h: \(5\cdot\left(-4\right)=-4\cdot5=-20\)
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