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How to study your flashcards.
Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key
Up/Down arrow keys: Flip the card between the front and back.down keyup key
H key: Show hint (3rd side).h key
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12 Cards in this Set
- Front
- Back
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adding
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carry over tens
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subtracting
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borrow from tens
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multiply
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line up columns, left to right, add tens to product of next one, move over one space, add up
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divide
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divide into first number big enough (left to right), subtract, bring next one down, divide, etc.--calculate remainder
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add/subtract fractions
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find common denominator
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multiply fractions
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multiply tops, multiply bottoms
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divide fractions
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turn second one upside down, multiply tops, multiply bottoms
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multiply decimals
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align right, don't line up points, follow normal mult. rules, place point number of places of two combined counting from right (i.e. 1.5x2.22=x.xxx)
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divide decimals
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follow normal long div. rules, place point in answer right above where it would be in number
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fraction to decimal
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get denominator to 10, 100, 1000, etc.--create decimal
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decimal to fraction
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place over 10, 100, 1000, etc.--simplify
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