The 9 in the tenths place is one tenth the value of the 9 in the ones place.
42 - (-25) = 42 + 27 = 69
33 - (-77) = 33 + 77 = 110
44 + (-18) = 44 - 18 = 26
Answer:
The area is about
Step-by-step explanation:
To find the area you must use the equation A= h
1. 10 boxes
2. about 20
3. 6x100 + (6x9)x10 + 6x8
Answer:
hope it helps
Step-by-step explanation:
Finding square roots of numbers that aren't perfect squares without a calculator
1. Estimate - first, get as close as you can by finding two perfect square roots your number is between.
2. Divide - divide your number by one of those square roots.
3. Average - take the average of the result of step 2 and the root.
4. Use the result of step 3 to repeat steps 2 and 3 until you have a number that is accurate enough for you.