Chapter 38, Problem 13A

To determine

(a)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $-24$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-4\times 6=-24$ {using the multiplication principle}

To determine

(b)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $24$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-4\times -6=24$ {using the multiplication principle.}

To determine

(c)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $-30$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-3\times 10=-30$ {using the multiplication principle.}

To determine

(d)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $30$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-3\times -10=30$ {using the multiplication principle.}

To determine

(e)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $-35$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-5\times 7=-35$ {using the multiplication principle.}

To determine

(f)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $28$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-2\times -14=28$ {using the multiplication principle.}

To determine

(g)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $0$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $0\times -16=0$ {using the multiplication principle.}

To determine

(h)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $-32.5$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-5\times 6.5=-32.5$ {using the multiplication principle.}

To determine

(i)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $0.32$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-3.2\times -0.1=0.32$ {using the multiplication principle.}

To determine

(j)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $0.036$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-0.06\times -0.60=0.036$ {using the multiplication principle.}

To determine

(k)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $-\frac{9}{2}$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $1\frac{1}{2}\times -\frac{3}{4}=-\frac{9}{2}$ {using the multiplication principle.}

To determine

(l)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $\frac{1}{4}\times 0=0$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $\frac{1}{4}\times 0=0$ {using the multiplication principle.}

To determine

(m)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $-2\times 4=-8$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-2\times 4=-8$ {using the multiplication principle.}

To determine

(n)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $-2\times 4=-8$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-2\times 4=-8$ {using the multiplication principle.}

To determine

(o)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $8\times -4\times 0\times 3\times -1=0$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $8\times -4\times 0\times 3\times -1=0$ {using the multiplication principle.}

To determine

(p)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $-7350.488$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-3.86\times -2.1\times 27.85\times -32.56=-7350.488$ {using the multiplication principle.}

To determine

(q)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $10.6$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $8\times -2.65\times 0.5\times -1=10.6$ {using the multiplication principle.}

To determine

(s)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $0.384$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-4.03\times -0.25\times -3\times -0.127=0.384$ {using the multiplication principle.}

To determine

(r)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $-0.2205$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-6.3\times -0.35\times 2\times -1\times 0.05=-0.2205$ {using the multiplication principle.}

To determine

(t)

To solve the expression using the multiplication principle.

Answer to Problem 13A

  $-0.3$

Explanation of Solution

Given information:

The given expression is problem.

Calculation:

By solving this expression.

  $-0.03\times -100\times -0.10=-0.3$ {using the multiplication principle.}