What is - 2/5 + 4/5

P. S,

these are fractions

How to know if you can replace your laptop battery?

Which expression best estimates 6 and three-fourths divided by 1 and two-thirds? A) 7 divided by 2 B) 6 divided by 1 C) 8 divided by 3 D) 3 divided by 2

How to work out a ratio of 7:15

Which of the following expressions is this one equivalent to? (3x^3+15x^2+17x+3) / x+5 A. x^3-2x+5 + (7/x+5) B. 3x-17 + (88/x+5) C. 3x^2+17 - (82/x+5) D. 3x^2-5x-8 - (37/x+5) ... ?

The scale model of a skyscaper being built is 4.2 feel tall. When t is finished the skyscaper will be 525 meters tall. What scale was used to make the model? b) the model is made out of plywood sheets. Each sheet is.

165% of 60 rounded to the nearest tenth of necessary

What is the range of the function in this table? x y 2 1 3 4 4 4 5 2 A. (2, 1), (3, 4), (4, 4), (5, 2) B. {1, 2, 4} C. (2, 1) D. {2, 3, 4, 5}

How to Factor - 4x^2-8-45

Mr. Noah wants his Ark to sail along an even keel. The ark is divided down the middle, and on each deck the animals on the left exactly balance those on the right all but the third deck.

The dimensions of a 60-inch television set are approximately 52.28 inches wide and 29.42 inches high. What's the simplified ratio of the width to the height?