45 + 39 = 84, so if you want to round to the nearest ten, that's 80, or nearest hundred is 100. Otherwise, it doesn't turn out to a decimal, so it doesn't need rounding to the nearest one.
21 + 39 + 45 + 25 = 130
-39 + 6 = -33
45 + 70 ( rounding ) = 115... 67+85=
The answer is 218. Simply add the numbers together like you would for two plus two. To check your work, a calculator is the best option.
90
90
10 + 29 = 39 39 - 12 = 27 27 + 12 = 39 39 - 46 = -7 10 + 29 - 12 + 12 - 45 = -7
39 + 39 + 39 + 39 + 39 + 39 = 234
45-39 = 6
Perimeter of garden: 39+45+39+45 = 168 feet
Yes, if you are rounding to the nearest ten. No, if you are rounding to the nearest whole number.
39+39=78The equation "what is 39 plus 67" has an answer of 106.