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Front End Estimation can be confusing before you understand it. There are two simple steps for front end estimation: add the digits of the two highest place values, insert zeros for the other place values. Now let's put that into us for your question!
189-643 =
(1 & 8 are the first two digits for 189 ... 6 & 4 are the first two digits for 643)
18_ - 64_ =
(Fill in zeros for the place values you have emptied)
180-640= -460
-460
Wiki User
∙ 13y ago
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Explain how you would use front-end estimation to subtract 189 from 643?
400
Explain how you would estimate to subtract 189 from 643?
explain how you would estimate to subtrac 189 from 643
How would you estimate to subtract 189 from 643?
189 rounded up to the nearest 100 number would be 200; 200 subtracted from 643 = 443 , 200 - 189 454
What is 643 minus 189?
643 - 189 = 454
How many tens are in 6430?
643
How you would use front-end estimation to subtract 189 from 643 explain?
400
Explain how you would use front-end estimation to subtract 189 from 643?
400
What is the subtraction front-end estimation of 189 from 643?
450
How would you use front-end estimation to subtracgt 189 from 643?
500
Explain how you would estimate to subtract 189 from 643?
explain how you would estimate to subtrac 189 from 643
How would you estimate to subtract 189 from 643?
189 rounded up to the nearest 100 number would be 200; 200 subtracted from 643 = 443 , 200 - 189 454
How can you Explain how you would estimate to subtract 189 from 643?
640 - 190 = 450
What is 643 minus 189?
643 - 189 = 454
What are the factors of 643?
643 is a prime number. So its factors are 1 and 643.
75 of 643 is what number?
75 of 643 is 48,225. 75% of 643 is 482.25
What is 643 divisible by?
1 and 643
How many 10's are in 6430?
six hundred and forty-three 6,430 / 10 = 643
