Core Connections: Course 1
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Core Connections: Course 1 View details
1. Section 7.1
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Exercise 23 Page 325

Practice makes perfect
When we multiply fractions, we need to remember that the product of two fractions is equal to the product of the numerators divided by the product of the denominators. Let's find the given product!
2/5*11/14
2* 11/5* 14
22/70
22/ 2/70/ 2
11/35
To find the percent of a number, we first write the percent as a decimal number.
percent as decimal: 0.38
Now we multiply the decimal by the whole number of which we want to find the percent. 0.12 (32.8) To find the product, we multiply just as we do with two whole numbers. At first, we ignore any decimal points.
Apple to multiply two natural numbers
Then we place the decimal point in the product by counting the number of decimal places in each factor.
multiplication
The product of 0.12 and 32.8 is 3.936. This means that the 12 % of 32.8 is 3.936.
We want to calculate the given product. (27.4)(0.02) To do so, we will multiply just as we do with two whole numbers. At first, we ignore any decimal points. 274* 2 =548 Then we place the decimal point in the product by counting the number of decimal places in each factor.
multiplication
The product of 27.4 and 0.02 is 0.548.
Before we evaluate the expression, let's first rewrite the expression so that all of the numbers are fractions.
2 23 * 3/11
2* 3 +2/3 * 3/11
6 +2/3 * 3/11
8/3 * 3/11
When we multiply fractions, we need to remember that the product of two fractions is equal to the product of the numerators divided by the product of the denominators. Let's find the given product!
8/3*3/11
8* 3/3* 11
8* 3/3* 11
8/11