Use algebra tiles to find the difference. Let one yellow tile equal + 1 and one red tile equal - 1. 8 - (-6)

A metalsmith is mixing two molten metals, each containing different percentages of silver. The table shows the amount of each molten metal used.

Write 19/20 as a decimal without using long division

Is 500 inches greater than or less than 40 feet?

Whats the simplest form of 33% in a fraction

There were 3 apple 1 mixed fruit 2 grape and 4 tropical fruit juice boxes in the cooler at the picnic what is the probability that when jill reaches into the cooler to grab 2 juice boxes without replacing them she grabs 2 that are grape?

An oil well off the Gulf Coast is leaking, with the leak spreading oil over the water's surface as a circle. At any time t, in minutes, after the beginning of the leak, the radius of the circular oil slick on the surface is r (t) = 4 feet.

A pizza is cut into six unequal slices (each cut starts at the center). The largest slice measures $90$ degrees: [asy] unitsize (0.

What is the probability of spinning green on the first spinner and blue on the second spinner?

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According to the U. S. Geological Survey, the Mississippi River is 200 mi shorter than the Missouri River. Together, they cover a total of 4880 mi. Find the lengths of each river.