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how is using compatible numbers to estimate similar to using rounding

by Lorena Rau Published 3 years ago Updated 2 years ago

Rounding always ends with a 0,and compatible numbers use near ones to estimate the answer. The difference between rounding numbers and compatible numbers is that, compatible numbers are numbers that are five or higher and goes to the higher ten such as 26 which would go to 30 whereas 24 would go to 20.

Part of a video titled Estimate Sums Using Rounding and Compatible Numbers
1:01
7:06
You round your number down to the lesser. Number if your number is closer to the upper benchmark youMoreYou round your number down to the lesser. Number if your number is closer to the upper benchmark you round your number up to the greater. Number. And if your number is exactly at the halfway.

Full Answer

What is the difference between compatible numbers and rounding?

The difference between compatible numbers and rounding is that rounding number you go up or down to the nearest tens or hundreds. Compatible you change the number to make it easier to add by hundreds tens and fives.

What are compatible numbers?

Compatible numbers are pairs of numbers that are easy to add, subtract, multiply, or divide mentally. When using estimation to approximate a calculation, replace actual numbers with compatible numbers. Example 1 (Addition) 500 + 300 = 800.

What is the rule for rounding to the nearest ten?

Here's the general rule for rounding: If the number you are rounding is followed by 5, 6, 7, 8, or 9, round the number up. Example: 38 rounded to the nearest ten is 40.

How are compatible numbers similar to rounding?

Compatible numbers are close in value to the actual numbers that make estimating the answer and computing problems easier. We can round the numbers to the nearest ten, hundred, thousand or ten thousand to make them compatible numbers.

How are rounding and estimating similar and different?

To estimate means to make a rough guess or calculation. To round means to simplify a known number by scaling it slightly up or down.Apr 24, 2017

How can you use compatible numbers and rounding to estimate differences?

0:1414:563rd Grade Math 1.8, Estimate Differences - YouTubeYouTubeStart of suggested clipEnd of suggested clipWe can estimate differences by using compatible numbers which we learned in video 1.3. Those areMoreWe can estimate differences by using compatible numbers which we learned in video 1.3. Those are numbers that are easy to add mentally. And are close to the real number.

How does rounding and using compatible numbers help us find our estimates?

3:304:30Use Compatible Numbers to Estimate - YouTubeYouTubeStart of suggested clipEnd of suggested clipPrecisely remember there are multiple accurate answers when using compatible numbers to estimate theMorePrecisely remember there are multiple accurate answers when using compatible numbers to estimate the sum or difference.

How do you estimate using rounding?

0:314:03Basic Math - Using rounding to estimate sums - YouTubeYouTubeStart of suggested clipEnd of suggested clipThey'll say what place value you should round things to. And if they don't then you should probablyMoreThey'll say what place value you should round things to. And if they don't then you should probably just round them to the largest place value in each of the numbers. Once.

How do you estimate an estimate?

Estimation uses round numbers in a calculation to make it quicker or easier to get an approximate answer. For example, if we were to estimate the answer to 11.87 x 4.876. We could use the calculation 10 x 5 = 50. This gives us a sensible estimate that we can calculate in our head.

How do you use compatible numbers to estimate?

0:0713:124th Grade Math 4.5, Estimate Quotients Using Compatible NumbersYouTubeStart of suggested clipEnd of suggested clipWe can also use compatible numbers to find two estimates that the quotient is between 22 divided byMoreWe can also use compatible numbers to find two estimates that the quotient is between 22 divided by 5 is between 20 divided by 5 equals 4 and 25 divided by 5 equals 5.

What is estimating using compatible numbers?

Compatible Numbers. Compatible Numbers. Compatible numbers are pairs of numbers that are easy to add, subtract, multiply, or divide mentally. When using estimation to approximate a calculation, replace actual numbers with compatible numbers.

How can you use a compatible number to estimate a quotient when dividing a decimal by a whole number?

0:0611:515th Grade Math 5.3, Estimate Decimal Quotients - YouTubeYouTubeStart of suggested clipEnd of suggested clipIt's what we're dividing the dividend by and the answer is the quotient. If the whole number part ofMoreIt's what we're dividing the dividend by and the answer is the quotient. If the whole number part of the decimal is less than the divisor.

How do you estimate a product of a multiplication expression using compatible numbers?

0:062:01How Do I Multiply Using Compatible Numbers? - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe most compatible numbers are 2 and 10 so whenever you have to multiply by 5 I want you to think 2MoreThe most compatible numbers are 2 and 10 so whenever you have to multiply by 5 I want you to think 2 and 10. So if we say 60 6.

Math

Use compatible numbers to find two estimates that the quotient is between. For example: 1,624 divided by 3

math

Use compatible numbers to estimate the quotient. 256.1 divide by 82. My answer is 240 divide by 40 = 3.

math

using rounding or compatible numbers,which numbers would you choose to estimate the exact product of 25 times 25.

math

estimate the total weight of two boxes that weigh 9.4lb and 62.6 lb using rounding and compatible numbers. Which estimate is closer to the actual total weight? why? thanks!

Math

I dare someone to do 368.7 divided by 18. Use compatible numbers! I❤U guys!

Excel

4.2.7 - Quick Check: Estimating by Rounding 4. Microsoft® Excel > 4.2. Estimating by Rounding Which formula would you use to round the number in cell B5 to the nearest 10? A. MROUND (B5,10) B. =MROUND (B5,10) C. =MROUND: B5,10 D.

Math

Which of the following shows estimating 287 + 491 by using compatible numbers?

What is the difference between rounding and compatible numeration?

Rounding numbers and compatible numbers are differnt in some ways. One way they are different is rounding numbers are spusific numbers that have been changed into the closest ten or hundred. Compatible numers are numbers thaty you change to make your adding and subtracting smoother and easier.

What is the difference between compatible numbers and rounding numbers?

The difference between compatible numbers and rounding is that rounding number you go up or down to the nearest tens or hundreds. Compatible you change the number to make it easier to add by hundreds tens and fives.

What are Compatible Numbers?

Mathematical operations are easy to calculate with a calculator. As long as a person understands the process for calculation and has a calculator, any numbers can be manipulated through any amount of mathematical operations with ease using a calculator.

Reasons to Use Compatible Numbers

Many calculations are difficult to conduct mentally, however, it is good to be able to do mental calculations.

Compatible Numbers: Examples

Compatible numbers differ by mathematical operation. There are sets of compatible numbers for each operation and major mathematical calculation like fractions and estimating.

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