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Solved Examples
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DD  Find the multiplicative inverse of (4 + 34).  DD View Solution
DD  Simplify the expression. (45 - 34) × (34 - 23)
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DD  The product of the two rational numbers is - 94. If one of the numbers is - 32, then find the other.  DD View Solution
DD  A square occupies 23 of a rectangle. The area of rectangle is 18 in.2. What is the area of the square?  DD View Solution
DD  Find the product of 534 and 678.
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DD  Find the product of (- 25) and (- 20).
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DD  Find the product of - 112 and (- 134).  DD View Solution
DD  Find the product. 41 × - 415  DD View Solution
DD  What is the reciprocal of 25?
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DD  Find the multiplicative inverse of 312.
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DD  Find the value of t, if 35t = 357 .
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DD  Solve: - 52t = - 73  DD View Solution
DD  Find the product of ( 516 + 416) and ( 658 - 418).  DD View Solution
DD  Simplify: 18 ÷ 316
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DD  Simplify: 415 ÷ 717  DD View Solution
DD  Simplify: - 913÷ - 135.  DD View Solution
DD  Simplify: 3510 ÷ (- 10)
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DD  The product of two numbers is - 535 . If one of the numbers is - 325, then find the other one.
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DD  By which of the following rational numbers should - 3563 be multiplied to get - 79?  DD View Solution
DD  What is the value of y in the equation 19 ÷ y = -13?
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DD  Find the value of y in the equation (y) ÷ (- 2) = - 310.  DD View Solution
DD  Find the value of y in the equation ( 313) × (y) = 2 .  DD View Solution
DD  The cost of 3513 meters of a fabric is $ 16713. Find the cost of the fabric per meter.  DD View Solution
DD  A square occupies 45 of a rectangle. The area of rectangle is 35 in.2. What is the area of the square?  DD View Solution
DD  Find the multiplicative inverse of (5 + 45).  DD View Solution
DD  Simplify the expression. (34 - 23) × (45 - 34)
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DD  The product of the two rational numbers is - 2516. If one of the numbers is - 54, then find the other.  DD View Solution
DD  Find the product of (- 49) and (- 45).
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DD  Find the product of 423 and 567.
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DD  Find the product of - 213 and (- 256).  DD View Solution
DD  Find the product. 17 × - 214  DD View Solution
DD  What is the reciprocal of 511?
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DD  Find the multiplicative inverse of 416.
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DD  Find the value of t, if 23t = 235 .
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DD  Solve: - 94t = - 115  DD View Solution
DD  Find the product of ( 415 + 315) and ( 546 - 316).  DD View Solution
DD  Simplify: 12 ÷ 216
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DD  Simplify: 213 ÷ 515  DD View Solution
DD  Simplify: - 713÷ - 52.  DD View Solution
DD  Simplify: 4713 ÷ (- 11)
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DD  Find the perimeter of the square.  DD View Solution
DD  Find the area of the triangle.  DD View Solution
DD  The product of two numbers is - 835 . If one of the numbers is - 525, then find the other one.
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DD  By which of the following rational numbers should - 2549 be multiplied to get - 57?  DD View Solution
DD  What is the value of y in the equation 1535 ÷ y = -35?
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DD  Find the value of y in the equation (y) ÷ (- 2) = - 16.  DD View Solution
DD  Find the value of y in the equation ( 457) × (y) = 31849.  DD View Solution
DD  The cost of 3513 meters of a fabric is $ 17713. Find the cost of the fabric per meter.  DD View Solution
DD  Find the number that makes the number sentence true.
7.0 × 1.7 = ?
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DD  Find the number that makes the number sentence true.
423 ÷ 11 = ?
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DD  A train runs at a speed of 600 kilometer in 4 hours. Which operation would you use to find its average speed in kilometer per hour?
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DD  Ethan wants to buy 30 copies of a book. The cost of each book is $175.50. Which operation would you use to find the total amount he needs to spend on the books?  DD View Solution
DD  The area of a triangle is 420 m2. If the area of rectangle is 17 of the area of the triangle, then which operation would you use to find the area of the rectangle?  DD View Solution
DD  100 grams of spaghetti and meatballs contain 38 grams of proteins, 16 grams of fat, and 42 grams of carbohydrates. Find the fat content in 800 grams of spaghetti and meatballs.  DD View Solution
DD  Students of a school decided to donate money for a charity. 1000 students contributed $30 each. What was the total amount donated?  DD View Solution