Question 1 of 5Perform each Indicated Operation
$$4\frac{1}{7} + 2\frac{1}{7},\hspace{.25em} 5\frac{1}{4}-3\frac{1}{4}$$ $$4\frac{1}{7} + 2\frac{1}{7}$$$$5\frac{1}{4}-3\frac{1}{4}$$
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Select the Correct Answer Below: Correct! Not Correct!
A
$$4\frac{1}{7}+2\frac{1}{7} = 6\frac{1}{7},\hspace{.25em}5\frac{1}{4}-3\frac{1}{4} = 2$$ $$4\frac{1}{7}+2\frac{1}{7} = 6\frac{1}{7}$$$$5\frac{1}{4}-3\frac{1}{4} = 2$$
B
$$4\frac{1}{7}+2\frac{1}{7} = 6\frac{1}{7},\hspace{.25em}5\frac{1}{4}-3\frac{1}{4} = 2\frac{1}{4}$$ $$4\frac{1}{7}+2\frac{1}{7} = 6\frac{1}{7}$$$$5\frac{1}{4}-3\frac{1}{4} = 2\frac{1}{4}$$
C
$$4\frac{1}{7}+2\frac{1}{7} = 6\frac{2}{7},\hspace{.25em}5\frac{1}{4}-3\frac{1}{4} = 2$$ $$4\frac{1}{7}+2\frac{1}{7} = 6\frac{2}{7}$$$$5\frac{1}{4}-3\frac{1}{4} = 2$$
D
$$4\frac{1}{7}+2\frac{2}{14} = 6\frac{2}{7},\hspace{.25em}5\frac{1}{4}-3\frac{1}{4} = 1\frac{3}{4}$$ $$4\frac{1}{7}+2\frac{2}{14} = 6\frac{2}{7}$$$$5\frac{1}{4}-3\frac{1}{4} = 1\frac{3}{4}$$
E
$$4\frac{1}{7}+2\frac{1}{7} = 6\frac{2}{14},\hspace{.25em}5\frac{1}{4}-3\frac{1}{4} = 3$$ $$4\frac{1}{7}+2\frac{1}{7} = 6\frac{2}{14}$$$$5\frac{1}{4}-3\frac{1}{4} = 3$$
Question 2 of 5Perform each Indicated Operation
$$9\frac{1}{8} + 3\frac{1}{5},\hspace{.25em} 10\frac{3}{7}-7\frac{4}{5}$$ $$9\frac{1}{8} + 3\frac{1}{5}$$$$10\frac{3}{7}-7\frac{4}{5}$$
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Select the Correct Answer Below: Correct! Not Correct!
A
$$9\frac{1}{8} + 3\frac{1}{5} = 12\frac{2}{13},\hspace{.25em} 10\frac{3}{7}-7\frac{4}{5}=3\frac{1}{2}$$ $$9\frac{1}{8} + 3\frac{1}{5} = 12\frac{2}{13}$$$$10\frac{3}{7}-7\frac{4}{5}=3\frac{1}{2}$$
B
$$9\frac{1}{8} + 3\frac{1}{5} = 12\frac{13}{40},\hspace{.25em} 10\frac{3}{7}-7\frac{4}{5}=2\frac{22}{35}$$ $$9\frac{1}{8} + 3\frac{1}{5} = 12\frac{13}{40}$$$$10\frac{3}{7}-7\frac{4}{5}=2\frac{22}{35}$$
C
$$9\frac{1}{8} + 3\frac{1}{5} = 13\frac{13}{40},\hspace{.25em} 10\frac{3}{7}-7\frac{4}{5}=3\frac{22}{35}$$ $$9\frac{1}{8} + 3\frac{1}{5} = 13\frac{13}{40}$$$$10\frac{3}{7}-7\frac{4}{5}=3\frac{22}{35}$$
D
$$9\frac{1}{8} + 3\frac{1}{5} = 11\frac{12}{19},\hspace{.25em} 10\frac{3}{7}-7\frac{4}{5}=1\frac{13}{15}$$ $$9\frac{1}{8} + 3\frac{1}{5} = 11\frac{12}{19}$$$$10\frac{3}{7}-7\frac{4}{5}=1\frac{13}{15}$$
E
$$9\frac{1}{8} + 3\frac{1}{5} = 14\frac{1}{3},\hspace{.25em} 10\frac{3}{7}-7\frac{4}{5}=4\frac{8}{11}$$ $$9\frac{1}{8} + 3\frac{1}{5} = 14\frac{1}{3}$$$$10\frac{3}{7}-7\frac{4}{5}=4\frac{8}{11}$$
Question 3 of 5Perform each Indicated Operation
$$12\frac{2}{7} + 3\frac{3}{14}-9\frac{5}{21}$$ $$12\frac{2}{7} + 3\frac{3}{14}-9\frac{5}{21}$$
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Select the Correct Answer Below: Correct! Not Correct!
A
$$3\frac{7}{9}$$ $$3\frac{7}{9}$$
B
$$6\frac{11}{42}$$ $$6\frac{11}{42}$$
C
$$10\frac{1}{14}$$ $$10\frac{1}{14}$$
D
$$-2\frac{5}{13}$$ $$-2\frac{5}{13}$$
E
$$5\frac{12}{13}$$ $$5\frac{12}{13}$$
Question 4 of 5Perform each Indicated Operation
$$2\frac{2}{11}\cdot5\frac{7}{9},\hspace{.25em}11\frac{5}{6}\cdot13\frac{5}{12}$$ $$2\frac{2}{11}\cdot5\frac{7}{9}$$$$11\frac{5}{6}\cdot13\frac{5}{12}$$
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Select the Correct Answer Below: Correct! Not Correct!
A
$$2\frac{2}{11}\cdot5\frac{7}{9} = 15\frac{2}{13},\hspace{.25em}11\frac{5}{6}\cdot13\frac{5}{12} = 11\frac{5}{17}$$ $$2\frac{2}{11}\cdot5\frac{7}{9} = 15\frac{2}{13}$$$$11\frac{5}{6}\cdot13\frac{5}{12} = $$$$11\frac{5}{17}$$
B
$$2\frac{2}{11}\cdot5\frac{7}{9} =23\frac{14}{15},\hspace{.25em}11\frac{5}{6}\cdot13\frac{5}{12} = 191\frac{30}{31}$$ $$2\frac{2}{11}\cdot5\frac{7}{9} =23\frac{14}{15}$$$$11\frac{5}{6}\cdot13\frac{5}{12} = $$$$191\frac{30}{31}$$
C
$$2\frac{2}{11}\cdot5\frac{7}{9} =17\frac{7}{9},\hspace{.25em}11\frac{5}{6}\cdot13\frac{5}{12} = 121\frac{13}{14}$$ $$2\frac{2}{11}\cdot5\frac{7}{9} =17\frac{7}{9}$$$$11\frac{5}{6}\cdot13\frac{5}{12} = $$$$121\frac{13}{14}$$
D
$$2\frac{2}{11}\cdot5\frac{7}{9} =12\frac{20}{33},\hspace{.25em}11\frac{5}{6}\cdot13\frac{5}{12} = 158\frac{55}{72}$$ $$2\frac{2}{11}\cdot5\frac{7}{9} =12\frac{20}{33}$$$$11\frac{5}{6}\cdot13\frac{5}{12} = $$$$158\frac{55}{72}$$
E
$$2\frac{2}{11}\cdot5\frac{7}{9} =27\frac{2}{5},\hspace{.25em}11\frac{5}{6}\cdot13\frac{5}{12} = 73\frac{103}{119}$$ $$2\frac{2}{11}\cdot5\frac{7}{9} =27\frac{2}{5}$$$$11\frac{5}{6}\cdot13\frac{5}{12} = $$$$73\frac{103}{119}$$
Question 5 of 5Perform each Indicated Operation
$$6\frac{1}{2}\div3\frac{3}{4},\hspace{.25em}20\frac{3}{5}\div4\frac{7}{10}$$ $$6\frac{1}{2}\div3\frac{3}{4}$$$$20\frac{3}{5}\div4\frac{7}{10}$$
Finish »
Select the Correct Answer Below: Correct! Not Correct!
A
$$6\frac{1}{2}\div3\frac{3}{4} = 1\frac{11}{15},\hspace{.25em}20\frac{3}{5}\div4\frac{7}{10} = 4\frac{18}{47}$$ $$6\frac{1}{2}\div3\frac{3}{4} = 1\frac{11}{15}$$$$20\frac{3}{5}\div4\frac{7}{10} = 4\frac{18}{47}$$
B
$$6\frac{1}{2}\div3\frac{3}{4} = 7\frac{1}{5},\hspace{.25em}20\frac{3}{5}\div4\frac{7}{10} = 3\frac{5}{13}$$ $$6\frac{1}{2}\div3\frac{3}{4} = 7\frac{1}{5}$$$$20\frac{3}{5}\div4\frac{7}{10} = 3\frac{5}{13}$$
C
$$6\frac{1}{2}\div3\frac{3}{4} = 9\frac{3}{17},\hspace{.25em}20\frac{3}{5}\div4\frac{7}{10} = 2\frac{1}{3}$$ $$6\frac{1}{2}\div3\frac{3}{4} = 9\frac{3}{17}$$$$20\frac{3}{5}\div4\frac{7}{10} = 2\frac{1}{3}$$
D
$$6\frac{1}{2}\div3\frac{3}{4} = 5\frac{7}{15},\hspace{.25em}20\frac{3}{5}\div4\frac{7}{10} = 13\frac{3}{4}$$ $$6\frac{1}{2}\div3\frac{3}{4} = 5\frac{7}{15}$$$$20\frac{3}{5}\div4\frac{7}{10} = 13\frac{3}{4}$$
E
$$6\frac{1}{2}\div3\frac{3}{4} = 4\frac{3}{8},\hspace{.25em}20\frac{3}{5}\div4\frac{7}{10} = 7\frac{2}{9}$$ $$6\frac{1}{2}\div3\frac{3}{4} = 4\frac{3}{8}$$$$20\frac{3}{5}\div4\frac{7}{10} = 7\frac{2}{9}$$

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