multiplication

2 times itself Itself means we multiply 2 by 2: 2 * 2 4

How many 1/4 sheets are there in 5 sheets We divide 5 sheets by 1/4 sheets: 5/1/4 However, when we divide by a fraction, it's the same as multiplying by the reciprocal of the fraction: The reciprocal of 1/4 is 4/1, so we have: 5 * 4/1 = 20/1 = 20

one-fifth of forty-five one-fifth is 1/4 forty-five is 45 When you see a fraction then the word of and then a number, it means you multiply: 1/5 * 45 45/5 9

Michael invited 30 of his friends to his part and a third of guest arrived late how many arrived on time If 1/3 arrived late, then 1 - 1/3 = 2/3 arrived on time Guests who arrived on time = 2/3 of 30 Guests who arrived on time = 20

A young snake measures 0.23 meters long. During the course of his lifetime,he will grow to be 13 times his current length what will be his length be when he is full grown Full Grown Length = Current Length * Growth Multiplier Full Grown Length = 0.23 * 13 Full Grown Length = 2.99 meters

Joe had saved $264. He spent 3/8 of that to buy a camera. How much did the camera cost? 264 *3/8 = 99

Marcus drives a machine that paints lines along the highway. He needs to paint a line that is 9/10 of a mile long. He is 2/3 of the way done when he runs out of paint. What fraction of a mile has he painted? Marcus has painted 2/3 of 9/10. If we type 2/3 of 91/20 in our search engine, we get: 3/5

at 9:30am you enter a parking garage. It cost $3.25 for each hour to park your car. You leave the garage at 2:00pm. How much does it cost to park? Calculate Hours: 9:30 am to 10:00 am is 0.5 hours 10 am to 2 pm is 4 hours So our total time is 4.5 hours Calculate Total Cost Total Cost = Hours *...

A restaurant is open for 10 ½ hours during the day. The restaurant has 5 ½ families coming and leaving every hour. A family has 4 members. How many people have visited the restaurant during the day? Given: 10 & 1/2 = 10.5 hours 5 & 1/2 = 5.5 families Total Visitors = Hours Open * Families per...

Zachary has 25 country music CDs, which are one-fifth of his CD collection. How many CDs does Zachary have? Let the number of Zachary's CD's be: 25 * 1/5 = 5 country music CD's

A computer was on sale. The original cost of the computer was $900. It’s on sale for 5/6 the price. How much is the computer now? We want 5/6 of 900. We type this in our search engine and we get: 750

Joanie multiplied 0.78 times 0.34 and got the product 26.52. What error did she make She didn't move the decimal point over 2 spots: 0.78 * 0.34 = 0.2652

If Jason have 90 pills and have to take 3 pills a day for 3 weeks how many pills do Jason have left? 1 week = 7 days 3 weeks = 7 days * 3 = 21 days 3 pills per day * 21 days = 63 pills Subtract the 63 pills from the 90 pills to get: 90 - 63 = 27 pills left

A bowl contains 45 oranges. If ⅔ of the oranges are bad; how many are good? Using our fraction operator calculator, we see that: 1 - 2/3 = 1/3 of the oranges are good. We want 1/3 of 45. Typing this expression into our search engine, we get: 15 good oranges

6 red marbles 9 green marbles and 5 blue marbles two marbles are drawn without replacement what is the probability of choosing a green and then a blue marble First draw: there are 6 red + 9 green + 5 blue = 20 marbles We draw 9 possible green out of 20 total marbles = 9/20 Second draw: We...

A b = b a is an example of the property called the commutative property of multiplication.

Which of the following is equivalent to 3(2x + 1)(4x + 1)? A) 45x B) 24x^2 + 3 C) 24x^2 + 18x + 3 D) 18x^2 + 6 First, multiply the binomials: We get 8x^2 + 6x + 1 Now multiply this polynomial by 3: 3(8x^2 + 6x + 1) = 24x^2 + 18x + 3, answer C

double 10, add the result to 9, then add y Double 10 means multiply 10 by 2: 10 * 2 20 Add the result to 9, means we add 20 to 9: 20 + 9 29 Then we add y: 29 + y

Maria paid a fee of $75 to the local golf course. For every 18 holes of goals it was $12.50. How much did Maria pay to play 36 holes of golf 36 holes is 2 * 18 hole rounds. Maria's total cost for the trip is: Maria's Fee = Local Golf Course Fee + 2(18 hole round fee) Maria's Fee = 75 +...