Respuesta:
2. Resuelve:
a) [tex]-2+8+6-3=6+6-3=9[/tex]
b) [tex]-3+16-7+4=13-7+4=10[/tex]
c) [tex]-5+2-5-6=-3-5-6=-14[/tex]
d) [tex]4+5-8+3=9-8+3=4[/tex]
e) [tex]2.8-1.2+3.1-2.6=2.1[/tex]
f) [tex]-\frac{1}{11}-\frac{4}{11}+\frac{6}{11}+\frac{2}{11}=\frac{-1-4+6+2}{11}=\frac{3}{11}[/tex]
3. Realiza:
a) [tex]\left(-6\right)\cdot \left(+3\right)=-18[/tex]
b) [tex]\left(-5\right)\cdot \left(+2\right)=-10[/tex]
c) [tex]\left(+7\right)\cdot \left(-4\right)=-28[/tex]
d) [tex]0.5\left(-0.6\right)\cdot \:4=-0.5\cdot \:0.6\cdot \:4=-1.2[/tex]
e) [tex]-24\cdot \:10\left(-\frac{1}{8}\right)=240\left(-\frac{1}{8}\right)=30[/tex]
f) [tex]-14\left(-\frac{7}{11}\right)\left(-\frac{1}{2}\right)=\frac{98}{11}\left(-\frac{1}{2}\right)=-\frac{49}{11}[/tex]
4. Efectúa:
a) [tex]-16\div \:4=-4[/tex]
b) [tex]18\div \left(-9\right)=-2}[/tex]
c) [tex]\frac{2}{5}\div \left(-\frac{6}{25}\right)=-\frac{5}{3}[/tex]
d) [tex]\frac{13}{14}\div \left(-\frac{39}{7}\right)=-\frac{1}{6}[/tex]
5. Resuelve:
a) [tex]-12\div \:6+35\div \:7[/tex]
[tex]-2+35\div \:7[/tex]
[tex]-2+5[/tex]
[tex]3[/tex],,
b) [tex]13\left(-2\right)-30\div \:5[/tex]
[tex]-26-30\div \:5[/tex]
[tex]-26-6[/tex]
[tex]-32[/tex],,
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Verified answer
Respuesta:
2. Resuelve:
a) [tex]-2+8+6-3=6+6-3=9[/tex]
b) [tex]-3+16-7+4=13-7+4=10[/tex]
c) [tex]-5+2-5-6=-3-5-6=-14[/tex]
d) [tex]4+5-8+3=9-8+3=4[/tex]
e) [tex]2.8-1.2+3.1-2.6=2.1[/tex]
f) [tex]-\frac{1}{11}-\frac{4}{11}+\frac{6}{11}+\frac{2}{11}=\frac{-1-4+6+2}{11}=\frac{3}{11}[/tex]
3. Realiza:
a) [tex]\left(-6\right)\cdot \left(+3\right)=-18[/tex]
b) [tex]\left(-5\right)\cdot \left(+2\right)=-10[/tex]
c) [tex]\left(+7\right)\cdot \left(-4\right)=-28[/tex]
d) [tex]0.5\left(-0.6\right)\cdot \:4=-0.5\cdot \:0.6\cdot \:4=-1.2[/tex]
e) [tex]-24\cdot \:10\left(-\frac{1}{8}\right)=240\left(-\frac{1}{8}\right)=30[/tex]
f) [tex]-14\left(-\frac{7}{11}\right)\left(-\frac{1}{2}\right)=\frac{98}{11}\left(-\frac{1}{2}\right)=-\frac{49}{11}[/tex]
4. Efectúa:
a) [tex]-16\div \:4=-4[/tex]
b) [tex]18\div \left(-9\right)=-2}[/tex]
c) [tex]\frac{2}{5}\div \left(-\frac{6}{25}\right)=-\frac{5}{3}[/tex]
d) [tex]\frac{13}{14}\div \left(-\frac{39}{7}\right)=-\frac{1}{6}[/tex]
5. Resuelve:
a) [tex]-12\div \:6+35\div \:7[/tex]
[tex]-2+35\div \:7[/tex]
[tex]-2+5[/tex]
[tex]3[/tex],,
b) [tex]13\left(-2\right)-30\div \:5[/tex]
[tex]-26-30\div \:5[/tex]
[tex]-26-6[/tex]
[tex]-32[/tex],,