Can you mentally find the number pairs that answer 100?

To find a number bond to 100, first add on to reach the next multiple of ten and then add the multiples of ten needed to get to 100. It is easiest to remember these as pairs of numbers, which are: 10 and 90, 20 and 80, 30 and 70, 40 and 60, along with 50 and 50.

How do I estimate a painting job?

How to estimate painting jobs

Visit the client’s space for a consultation and measurements.
Estimate how much time it will take you to complete the job.
Multiply the time by the cost of labor.
Add your materials, overhead costs, and your desired profit margin.

How do you figure out the product of two numbers?

To estimate, students round two and three-digit numbers before multiplying, but this rounding can be done in several different ways. Various exercises and word problems follow. To estimate the result of multiplication (product), round the numbers to some close numbers that you can easily multiply mentally.

What do you call the answer in multiplication?

The answer in a multiplication equation is called the product.

How do you find the product?

The product of two numbers is the result you get when you multiply them together. So 12 is the product of 3 and 4, 20 is the product of 4 and 5 and so on.

What is the product of 749 and 15?

11,235

What is the product of 59 736 and 600?

Answer: The answer to this problem is Step-by-step explanation: Multiply the two and you get this answer

What is the product of 18?

Positive factors of 18 are 1,2,3,6,9, and 18. The factors set up 3 pairs of 18 (18*1, 2*9, 3*6), hence its product is 18^3, which is 5832

What are multiples of 72?

Basically, multiples of 72 give extended time table of 72, such as, 72, 144, 216, 288, 360, 432, 504, 576, 648 and so on. To find the factors of a number, 72, we will use the factorization method.

What 3 numbers add up to 72?

Explanation:

Let the three consecutive numbers be x,x+1,x+2 .
x+x+1+x+2=72.
3x+3=72.
3x=69.
x=23.
23,24,and25 and the smallest one is 23 .

What 2 Numbers add up to 72?

Factor of 72 in pairs

and 72 are a factor pair of 72 since 1 x 72= 72.
and 36 are a factor pair of 72 since 2 x 36= 72.
and 24 are a factor pair of 72 since 3 x 24= 72.
and 18 are a factor pair of 72 since 4 x 18= 72.

What are three consecutive even numbers?

Hence, the three consecutive even numbers are 16, 18 and 20. Want to top your mathematics exam ?

What is the sum of three consecutive numbers is 72?

Correct answer: We are told the sum of x, x+2, and x+4 is equal to 72. x = 22. This means that the integers are 22, 24, and 26.

What 3 consecutive numbers equal 51?

According to the given, 3x + 6 = 51. ⟹x =453=15. Hence, the numbers are 15, 17 and 19. Note: In order to solve this type of questions the key is to consider a variable to be odd and compute the sum of three consecutive odd numbers in terms of this variable.

What is the sum of 3 consecutive numbers?

S: Ok, Sum of three consecutive numbers = 3 x smallest number + 1 + 2. Oh! that is the same as saying Sum of three consecutive numbers = 3 x smallest number + 3. By the distributive law of multiplication over addition, we can say that the Sum of three consecutive numbers = 3 x (smallest number + 1).

What is the sum of 3 consecutive odd numbers?

The three consecutive odd numbers whose sum is 27 are 7, 9 and 11….Thank you.

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What 3 consecutive odd numbers have a sum of 45?

Originally Answered: The sum of three consecutive odd numbers is 45, what are the numbers? so the three consecutive odd numbers are 13, 15 and 17 whose sum is 45.

What is the sum of 3 consecutive odd numbers is 69?

Answer. Let x + 4 = the third number. can you finish it? The numbers are 21, 23, 25

What is sum of two consecutive even numbers?

15. What is the sum of two consecutive even numbers, the difference of whose squares is 84? The required sum = x + (x + 2) = 2x + 2 = 42.

What is the sum of all even natural numbers between 1 and 31?

(d) 512. Hint: The even numbers between 1 and 31 form an arithmetic progression (AP) with the first term as 2 and the last term as 30. The sum of n terms of an AP with first term a and last term l is given as Sn=n2(a+l).

What two consecutive even integers have a sum of 38?

Sum of x and x+2 is equal to 38.

How do you find the sum of odd numbers?

Proof of Sum of Odd Numbers

Sum of first odd number = 1.
Sum of first two odd numbers = 1 + 3 = 4 (4 = 2 x 2).
Sum of first three odd numbers = 1 + 3 + 5 = 9 (9 = 3 x 3).
Sum of first four odd numbers = 1 + 3 + 5 + 7 = 16 (16 = 4 x 4).