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MATH NUMBER SENSE
6TH GRADE NUMBER SENSE
| Question | Answer |
|---|---|
| square number | the product of a number times itself 2 x 2 = 4 3 x 3 = 9 |
| square root | one of two equal factors of a number |
| standard form | a way to write numbers using digits23,456 |
| terminating decimal | a decimal that ends, having a finite number of digits after the decimal point 3.45 .734 |
| triangular number | a number that can be represented by a triangular array |
| underestimate | an estimate that is less than the exact number |
| unlike fractions | fractions with different denominators 3/8 3/5 |
| whole number | one of the numbers 0, 1, 2, 3, 4 which goes on without end |
| place value | determines the value of a digit in a number, based on the location of the digit |
| positive integer | integers greater than zero |
| prime number | a whole number greater than 1 that has exactly two factors, one and itself |
| product | the answer in a multiplication problem6 x 8 = 48 |
| proportion | an equation that shows that two ratios are equal |
| period | each group of three digits separated by commas in a multidigit number |
| rate | a ratio that compares two quantities having different units of measure |
| ratio | the comparison of two numbers by division |
| rational number | any number that can be written as a ratio where a and b are integers and b is not equal to zero |
| reciprocal | one of two numbers whose product is 16 x 1/6 = 1 |
| repeating decimal | a decimal that doesn't end; it shows a repeating pattern of digits after the decimal point 6.333333 |
| simplest form | when one is the only number that can divide evenly into the numerator and the denominator of a fraction |
| factor | a number that is multiplied by another number to find the product 6 x 5 = 30 |
| factor tree | a diagram that shows the prime factors of a number |
| figurate numbers | numbers that can be represented by geometric figures |
| Fibonacci Sequence | the infinite sequence of numbers formed by adding two previous numbers to get the next number 1, 1, 2, 3, 5, 8, 13, 21 |
| greatest common factor GCF | the greatest factor that two or more numbers have in common |
| integers | the set of whole numbers and their opposites |
| inverse operations | operations that undo each other5 + 4 = 9 therefore 9 - 4 = 5 |
| least common denominator LCD | the least common multiple of two or more denominators |
| least common multiple LCM | the smallest number, other than zero, that two or more numbers can divide into evenly: the LCM of 6 and 9 is 18 |
| negative integer | integers less than zero |
| numerator | the number above the line of a fraction that tells how many parts of the whole |
| percent | the ratio of a number to 100; means "per hundred" |
| period | each group of three digits seperated by commas in a multidigit number |
| average | the number obtained by dividing the sum of a set of numbers by the number of addends |
| common factor | a number that is a factor for two or more numbers |
| common multiple | a number that is a multiple for two or more numbers |
| decimal | a number with one or more numerals to the right of the decimal point 3.46 |
| decimal point | a symbol used to separate dollars from cents in money and the ones place from the tenths place in decimal numbers |
| decimal system | a system of measurement based on the number 10 |
| denominator | the number below the bar in a fraction that tells how many equal parts are in the whole |
| dividend | the number that is to be divided in a division problem |
| divisible | capable of being divided so the quotient is a whole number and the remainder is zero |
| divisor | the number that divides the dividend |
| equivalent | having the same value or naming the same amount 1/2 = 2/4 |
| exponent | the number that tells how many times a base is to be used as a factor |
Created by:
klookinland
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