How can estimation help us shop?

What is the title of this picture math worksheet DD-38? How long does it take for ice to melt in water? How do you measure out 1.3 miles? What does 7 H P B Mean? What does x equals in math? What advantages do your methods have? Word form and value of .000636? Why are 3 and 5 the only prime numbers differing by three? What is the exponent in 10 to the 5 power? What is injection and sampling technique? How do you write six and eight hundred thirty seven thousands in standard form? Convert cu ft to Imperial gallons? What is the shape called on a party hat? What is the mass of a piece of copper that undergoes a 25 degrees C temp change with the loss of 428 J of energy? The ellipse graphed below has its center at -14-10 its horizontal axis is of length 12 and its vertical axis is of length 16 What is its equation? How many syllables are there in the word banana? What is the least common denominator of 15 and 20? How do people with two heads eat? Does a parallelogram have 2 sets of parallel sides? Is fifty six an even number?