Solving for Length - 4th Grade Math

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Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$56=l\times 7$

$\frac{56}{7}=\frac{l\times 7}{7}$

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Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$80=l\times 8$

$\frac{80}{8}=\frac{l\times 8}{8}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$100=l\times 5$

$\frac{100}{5}=\frac{l\times 5}{5}$

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Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$120=l\times 10$

$\frac{120}{10}=\frac{l\times 10}{10}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$48=l\times 8$

$\frac{48}{8}=\frac{l\times 8}{8}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$99=l\times 9$

$\frac{99}{9}=\frac{l\times 9}{9}$

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Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$72=l\times 8$

$\frac{72}{8}=\frac{l\times 8}{8}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$80=l\times 8$

$\frac{80}{8}=\frac{l\times 8}{8}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$42=l\times 7$

$\frac{42}{7}=\frac{l\times 7}{7}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$49=l\times 7$

$\frac{49}{7}=\frac{l\times 7}{7}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$60=l\times 12$

$\frac{60}{12}=\frac{l\times 12}{12}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with an area of and a width of

Answer

$A=l\times w$

We have the area and the width, so we can plug those values into our equation and solve for our unknown.

$63=l\times 7$

$\frac{63}{7}=\frac{l\times 7}{7}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with a perimeter of and a width of

Answer

We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown.

Subtract from both sides

Divide by both sides

$\frac{36}{2}=\frac{2l}{2}$

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Question

What is the length of a rectangular room with a perimeter of and a width of

Answer

We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown.

Subtract from both sides

Divide by both sides

$\frac{64}{2}=\frac{2l}{2}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with a perimeter of and a width of

Answer

We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown.

Subtract from both sides

Divide by both sides

$\frac{66}{2}=\frac{2l}{2}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with a perimeter of and a width of

Answer

We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown.

Subtract from both sides

Divide by both sides

$\frac{36}{2}=\frac{2l}{2}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with a perimeter of and a width of

Answer

We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown.

Subtract from both sides

Divide by both sides

$\frac{32}{2}=\frac{2l}{2}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with a perimeter of and a width of

Answer

We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown.

Subtract from both sides

Divide by both sides

$\frac{28}{2}=\frac{2l}{2}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with a perimeter of and a width of

Answer

We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown.

Subtract from both sides

Divide by both sides

$\frac{30}{2}=\frac{2l}{2}$

Compare your answer with the correct one above

Question

What is the length of a rectangular room with a perimeter of and a width of

Answer

We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown.

Subtract from both sides

Divide by both sides

$\frac{25}{2}=\frac{2l}{2}$

Compare your answer with the correct one above

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