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This banner text can have markup. Search the history of over billion web pages on the Internet. Math Review. Examples on Numbers. Comparison of Fraction Miscellaneous Fraction-Problem. Exemples on Percentage. Exercise on Percentage Part 1. Exercise on Percentage Part 2. Interest 5 W? Exercise on Partnership part 1. Mixture Inequalities Exercise on Average Exercise on 1 rams Part Chain Rule Exercise on Chain Rule Part - 1.
Combination, Permutation.. The product of 2 and 3 is 6. For example, the quotient when 6 is divided by 2 is 3. Operation Problem Answer 1. Changing a mixed number into an improper fraction Change the mixed number, 3 7— to the 8 improper fraction. Changing an improper fraction into a mixed number. Change the improper - 14 fraction. Raising a fraction to higher terms. Change the fraction to an equivalent fraction having the denominator. Reducing fractions to lower terms.
Reduce the. Adding and subtracting fractions. Simplifying complex fractions. Finding the missing term of a proportion. Adding and subtracting decimals. Multiplying decimals 3. Multiplying a decimal by a power of 10 10 , Dividing a decimal by a whole number. Dividing a decimal by a power of Dividing a decimal by a decimal. Comparing decimal fractions. Find the smallest decimal among. Changing decimal fraction to common fractions.
HORi e? Changing common fractions to decimal fractions. Subtracting signed numbers. Multiplying and dividing signed numbers. So, 51 is divisible by 17, or 51 equals 17 times 3. There are various tests to see whether an integer is divisible by certain numbers. A number is divisible by 3 if the sum of its digits can be divided by 3.
Divisible bv 4? Solution : Look at the last two digits of the numbers - Only 56, 12, and 08 are divisible by 4. Divisible bv 8? Divisible bv 9? Divisible bv 10? An integer is divisible by 10 if the last digit is 0. For example, 60 is divisible by 12, so 60 is also divisible by 2,3, 4 and 6 which are all factors of Review Example : Is the number 97 prime?
Solution : An approximate square root of 97 is Divide 97 by 2, 3, 5, and 7. No integer results, so 97 is prime. Review Example : Is the number prime?
Spiutinn ; An approximate square root of is The primes less than 13 are 2, 3, 5, 7, and Divide by 2, 3, 5, 7, and Review Example : Round off 8. Solution : The digit to the right of the tenth is 3. Since this is less than 5 eliminate it and the rounded off answer is 8. Review Example : What is the sum of Mode : The mode of a set of numbers is the number that occurs most frequently. Review Example : Find the mode of 0, 12, 12, 20, 30, Solution : 12 appears most frequently, so it is the mode.
Review Example : Find the mode of 0, 12, Review Example : A box contains six hard lead pencils and eighteen soft lead pencils. What is the probability of drawing a soft lead pencil from the box. Solution: The favourable number of ways is 1 a head.
The total number of ways is 2 a head and a tail. Thus, the probability is Vi. Review Example : If n is an odd integer, which of the following must also be odd? Review Example : If n is an even integer, which of the following must also be even? Review Example : If n is an integer, which of the following must be even? I- 2 "- II. Review Example : Which of the following represents the product of two consecutive integers? Review Example : If n is odd, which of the following represents the third odd number following n?
Answer is D. Rpyjpw F. Review Example : If n is negative, which of the following must be positive? Review : Which of the following numbers are prime numbers?
Ill III. Ill 4? Review: Which of the following numbers are prime numbers? Review: What is the largest factor of both 6 and 9? Review: What is the smallest multiple of both 12 and 18? Review: Which of the following is are odd? C3 even. Review: Which of the following is are even? Review: If 8 is the 3 rd number in a series of 3 consecutive whole numbers, what is the 1 st number in the series?
Review: If 15 is the fifth number in a series of 5 consecutive odd numbers, what is the third number in the series? Review: If n is integer, which of the following must be even? Review: If n is negative, all BUT which of the following must also be negative?
Review: If x —. Review: If.
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