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Just some tricks to break down a percentage if your phone battery goes dead and you don't have a calculator.
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Multiplying the decimal version of a percent by a number to find that percentage amount.
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Two examples of how to distribute
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A couple of examples that combine sign combinations for diviision and using Keep/Change/Flip to convert fractioinal division to multiplication.
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A discussion starting with where a single negative sign can be in a fraction, then finding common denominators in order to add or subtract the fractions.
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Some examples of what to do when subtracting a negative number and more examples of adding or subtracting fractions
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Simply dividing a fration - top divided by bottom, then taking the decimal value and changing it to a percent by multiplying by 100, and t hen finally rounding to the nearest tenth place of that…
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Fraction conversions that are simpler than they look.
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Conversions using money as a way to think them through.
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Quick look at how to work it both ways
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Quick look at why and how we multiply decimals in this situation
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This simply describes the conversion of the whole number part of a mixed number into a fraction with the same denominator as the original fraction part ao they can be added together.
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Just a short application of the "keep, change, flip" technique.
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Uses the keep, change, flip mnemonic to demonstrate how you change all divisions of fractions to a multiplication of related fractions.
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Thisi describes why and how we apply an exponent to the numerator and denominator of a fraction
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Shows you how to flip numbers or fractions to get the reciprocal. Hope it is obvious that reciprocals multiplied equal one.
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