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12 Cards in this Set
- Front
- Back
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convert an improper fraction into a mixed number |
The answer 21/8 is an improper fraction, so you'll want to change it to a mixed number. To do that, simply divide the denominator into the numerator and put the remainder over the denominator to create a proper fraction. 21/8 = 2, 5 is the remainder so 2 5/8 |
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convert a mixed number to a fraction |
2 3/4. 2 X 4=8 + 3=11/4 mult the number by the denominator than add the numerator, put the total above the original denominator |
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multiplying fractions |
Change any mixed or whole numbers into improper fractions. Multiply the numerators and denominators straight across. |
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divide fractions |
Change any mixed or whole numbers into improper fractions. invert the second fraction, then multiply straight across. |
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multiplying decimals |
do the multiplying ignoring the decimals count the spaces for BOTH numbers, add the decimal back in accordingly |
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dividing decimals |
remember to check which number goes into the other |
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figure out percent |
25% of 2500. 25X2500=62500/100=625 25% of 2500 is 625 |
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convert an improper fraction into a mixed number and back with calc |
enter improper fraction > 2nd >x10n> enter |
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decimal to fraction with calc |
.125, <>, enter |
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How do you compare fractions |
convert to decimals press enter than <> toggle |
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4 -- 4 numerator and denominator |
equal 1 |
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lowest common denominator |
remember to multiply the numerator by the same amount as you did the denominator |
