In math how do you estimate?

1 answer:

5 0

For example, if you are asked to estimate the sum of 545 + 723, you have to round the two numbers to the hundreds, so 545 would equal 500 and 723 would equal 700

500 + 700 = 1200, which wud be the estimation f the sum

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What is 11 minus a number to equal -3

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Answer:

Step-by-step explanation:

11 - n = -3

-n = -3 - 11 = -14

n = 14

add n to both sides of equation and add 3 to both sides of equation:

11 - n + n + 3 = -3 + n + 3 ----> n = 14

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