[tex]4 \times {2}^{7} = {2}^{2} \times {2}^{7} = {2}^{9} [/tex]
[tex] {3}^{8} \times 9 = {3}^{8} \times {3}^{2} = {3}^{10} [/tex]
[tex]25 \times {5}^{6} = {5}^{2} \times {5}^{6} = {5}^{8} [/tex]
[tex]8 \times {2}^{4} = {2}^{3} \times {2}^{4} = {2}^{7} [/tex]
[tex]1000 \times {10}^{6} = {10}^{3} \times {10}^{6} = {10}^{9} [/tex]
[tex] {2}^{6} \div 4 = {2}^{6} \div {2}^{2} = {2}^{4} [/tex]
[tex] {6}^{5} \div 36 = {6}^{5} \div {6}^{2} = {6}^{3} [/tex]
[tex] {5}^{7} \div 125 = {5}^{7} \div {5}^{3} = {5}^{4} [/tex]
[tex] {3}^{8} \div 27 = {3}^{8} \div {3}^{3} = {3}^{5} [/tex]
[tex] {10}^{9} \div 100000 = {10}^{9} \div {10}^{5} = {10}^{4} [/tex]
