Ex.7. Give the proper English equivalents for the Russian expressions.

the greatest common factor; to invert; the quotient; performed operations; the numerator and denominator; decimal numerals; proper fractions; the minuend, subtrahend and remainder; to reduce a fraction; mixed numbers; improper fractions

 

1. A rational number is частное (divisor is not zero) of two integers. 2. Fractions which represent values less than one are called правильными дробями. 3. If we divide both числитель и знаменатель by the same number, not zero, or one we leave the fractional number unchanged. 4. To bring a fractional number to lower terms means сократить дробь. 5. Наибольший общий делитель is the largest possible integer by which both numbers in the fraction are divisible. 6. We can express rational numbers as десятичными числами. 7. In order to divide one fraction by another it is necessary перевернуть the divisor fraction and then multiply. 8. We have just выполнили операции on complex and rational expressions as well. 9. When we have to subtract decimal fractions we write them so that the decimal points of уменьшаемого, вычитаемого и остатка are below each other. 10. To multiply смешанные числа we reduce them to неправильные дроби.