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III. Activities E. Match each English sentence in column A to its corresponding mathematical sentence in column B. COLUMNA COLUMN B 11. The sum of three and a number k. 4+x 12. Four increased by a number 1. 4-X 13. Three more than a number m. x + 3 n. 3 + x 14. A number added by four 15. The difference of four and a number 0. X + 4 Translate mathematical sentence into English sentence. 11.4 + y 12. m - 6 13. a + 3b 14.9t - 5 15. 2x + 7 F. Translate into mathematical sentence, 11. Four less than a certain number 12. Eight decrease by a number 13. 9 more than the product of 5 andr 14. The sum of two and a number x 15. Five is greater than the sum of a number and 8.​

III Activities E Match Each English Sentence In Column A To Its Corresponding Mathematical Sentence In Column B COLUMNA COLUMN B 11 The Sum Of Three And A Numbe class=

Sagot :

III. Activities

E. Match each English sentence in column A to its corresponding mathematical sentence in column B.

Answers:

11. The sum of three and a number.

  • N. 3 + x

12. Four increased by a number.

  • K. 4 + x

13. Three more than a number.

  • M. x + 3

14. A number added by four.

  • O. x + 4

15. The difference of four and a number.

  • I. 4 - x

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Translate mathematical sentence into English sentence.

11. 4 + y

  • Four increased by a number y.

12. m - 6

  • A number m decreased by a six.

13. a + 3b

  • A number a increased by thrice a number b.

14. 9t - 5

  • Nine multiply or times by t decreased by five.

15. 2x + 7

  • Seven increased from twice a number x.

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F. Translate into mathematical sentence.

11. Four less than a certain number.

  • x - 4

12. Eight decrease by a number.

  • 8 - x

13. 9 more than the product of 5 and r.

  • 5r + 9

14. The sum of two and a number x.

  • 2 + x

15. Five is greater than the sum of a number and 8.

  • (x + 8) + 5

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Algebraic Expression

Definitions:

A numerical expression is an expression that combines numbers and one or more operation symbols.

A variable is any letter or symbol that represents a number. Examples: a, b, c, d, etc.

A constant has a fixed value that does not change. Examples: 2, -1, π, etc.

An algebraic expression is a mathematical phrase that uses variables, numerals, and operation symbols.

Examples

Algebraic Expression:

n - 11 - a number n minus eleven.

2w - two multipled by a number.

x/5 - a number x divided by five.

2a + 6 - six more than twice a number.

m + 3 - the sum of m and 3.

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