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# 4 number and operation

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### 4 number and operation

1. 1. Number and Operation<br />Grade 4 MCA Math Vocabulary<br />
2. 2. < ><br />3 is less than 6 3 < 6<br />6 is greater than 3 6 >3<br />Symbols for greater than and less than. <br />J. Scheumann and C. Sorenson 2011<br />
3. 3. operation<br />A mathematical process: The most common operations are add, subtract, multiply and divide (+, -, ×, ÷ ).<br />J. Scheumann and C. Sorenson 2011<br />
4. 4. solve<br />2 + 3 = ?<br /><ul><li>Tosolvea problem, one has to figure out what mathematical operation must be used and the answer of the problem.
5. 5. To find an answer</li></ul>J. Scheumann and C. Sorenson 2011<br />
6. 6. strategy<br />thinking tricks<br />J. Scheumann and C. Sorenson 2011<br />
7. 7. factor<br />6x7=42<br />9x8 =72<br /><ul><li>A factor is one of two or more numbers in a multiplication problem. </li></ul>J. Scheumann and C. Sorenson 2011<br />
8. 8. quotient<br /><ul><li>The quotient is the result or the answer from dividing one number by another number. </li></ul>J. Scheumann and C. Sorenson 2011<br />
9. 9. divisor<br /><ul><li>The divisor is the number that divides another number, the dividend. </li></ul>J. Scheumann and C. Sorenson 2011<br />
10. 10. dividend<br />The dividend is the number that is being divided. <br />J. Scheumann and C. Sorenson 2011<br />
11. 11. decimal<br /><ul><li>A decimal is the mark that separates the whole number from the fraction in decimal notation. It separates the dollars from the cents.</li></ul>J. Scheumann and C. Sorenson 2011<br />
12. 12. numerator<br /><ul><li>The numerator is the number on the top of the fraction. It tells how many parts are being discussed. </li></li></ul><li>denominator<br />The bottom number in a fraction.Shows how many equal parts the item is divided into.<br />J. Scheumann and C. Sorenson 2011<br />
13. 13. Equivalent Fraction<br /><ul><li>Equivalent fractions have different numerators and denominators but are the same amount. </li></ul>J. Scheumann and C. Sorenson 2011<br />
14. 14. improper fraction<br />An Improper fraction has a top number larger than (or equal to) the bottom number<br />J. Scheumann and C. Sorenson 2011<br />
15. 15. mixed number<br />A whole number and proper fraction together<br />J. Scheumann and C. Sorenson 2011<br />