How do you use rounding or compatible numbers to estimate the sum of a number

Four - fifths of z added to six equals eight

How do you divide? I can't remember how.

How to convert 2500mcg to mg

We have N cars on a circular one-way road; they have the same make, same model, same year and the same fuel economy. The total amount of gas in all cars is sufficient to make the full circle.

What is 3 times 9/100

If x=2 y=9 and z=-5 what is 2 (y+z) (y+z) 3 and (x+y) 2

Which shows a way to take apart 8? 9-9=0 or 9-8=1 or 8-1=7 or 8+8=16 which one

4 batches of punch each batch has 16 fluid oz lemon juice and 4 pints of orange juice if each serving is 1 cup how many servings did it make all together

Apply the law of syllogism to write a new statement based on the following: A → B: If it rains, then football practice will be canceled. B → C: If football practice is canceled, then Patrick will go to the cinema.

If tan 0 = - 3/8 which expression is equivalent to cot0?