7.2g of sugar is needed for every cake made. How much sugar is needed for 9 cakes?
1 answer:
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The answer is 
To figure this out, convert both numbers to fractions. 1.03 = 1
and (-10.3) = -10
. Now, convert to improper fractions.
1![\frac{3}{100} = [tex] \frac{103}{100}](https://tex.z-dn.net/?f=%20%5Cfrac%7B3%7D%7B100%7D%20%20%3D%20%5Btex%5D%20%5Cfrac%7B103%7D%7B100%7D%20)
-10 = 
Now, divide. Dividing fractions is the same as multiplying by the reciporical. So:
To figure this out, convert both numbers to fractions. 1.03 = 1
1
-10
Now, divide. Dividing fractions is the same as multiplying by the reciporical. So: