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(ordinal numerals)




1- 10- 11- 20- 21- 90- 100-
1st first 2nd second 3rd third 4th fourth 5th fifth 6th sixth 7th seventh 8th eighth 9th ninth 10th tenth 11th eleventh 12th twelfth 13th thirteenth 14th fourteenth 15th fifteenth 16th sixteenth 17th seventeenth 18th eighteenth 19th nineteenth 20th twentieth 21st twenty-first 22nd twenty-second ..     30th thirtieth 40th fortieth 50th fiftieth 60th sixtieth 70th- seventieth 80th eightieth 90th ninetieth   100th hundredth 101th hundred and first .. 200th two hundredth 300th tree hundredth .. 1,000th thousandth 1,001st thousand and first 1,000,000th- millionth  

 

1. , . , : February is the second month of the year. Your second composition is better than the first.

2. , ( ): twenty-first , hundred and twenty-first , two thousand three hundred and forty-eighth

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1. : What date is it today? It is the 1st (first) of January.

When is your birthday? It is on the 15th (fifteenth) of April.

2. : It happened in the 19th (nineteenth) century.

3. : What floor/ storey does he live on? He lives on the 2nd (second) floor.

(FRACTIONAL NUMERALS)

(Common fractions) (Decimal Fractions)
½ a (one) half ⅓ a (one) third ⅔ two thirds ¼ a (one) quarter; a (one) fourth ¾ three quarters; three fourths 1/5 a (one) fifth 2/5 two fifths 1/6 one sixth 2/6 two sixths 5/6 five sixths 1 ½ one and a half 2 ⅓ two and a (one) third 0.1 nought [no:t] (zero) point one point one one tenth 0.01 nought (zero) point nought (zero) one point nought (zero) one 2.35 two pint three five 32.305 three two (thirty-two) point three nought (zero) five

 

1. , : 1/3 a (one) third, 1/5 a (one) fifth, 1/8 - an (one) eighth. , -s: 2/3 two thirds; 3/5 - three fifths, 5/6 five sixths.

: ½ : a (one) half ( : one second);

1/4 a (one) quarter (: a fourth).

2. , , : 2/3 ton (: two thirds of a ton); ¾ - kilometre (: three quarters of a kilometre); ½ kilo (: half a kilo).

3. , , : 2 ½ tons (: two and a half tons two tons and a half); 4 1/3 tons (: four and a third tons four tons and a third).

4. . . , , point. nought. , : 0.25nought point two five point two five; 14.105 one four ( fourteen) point one nought five.

, , , : 0.25 ton (: nought point two five of a ton). : 1.25 tons (: one point two five tons); 23.76 tons (: two three point seven six tons twenty-three point seven six tons).

2 % = 2 per cent. = 2 . . (two per cent.).

3/8 % = 3/8 per cent. = 3/8 p. . (three eighths per cent = three eighths of one per cent).

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+ addition, plus, positive , , - subtraction, minus, negative , , multiplication sign, multiplied by/ times , ÷ division, divided by , = equals , ≠ not equal to , ≤ equal to or less than ≥ equal to or more than √ square root (out) of ³√ cube root (out) of Mn = m sub n n√ n-th root (out) of n- [] square brackets () round brackets {} braces 10² ten squared 10³ ten cubed 10ⁿ ten to the n-th n- 10־ⁿ ten to the minus n-th power n- : ratio sign 1: 2 the ratio of one to two 1 2 f (x) function of x x ∆ increment of x x y/x derivative of y with respect to x y x

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add addend amount approx (approximately) area assumption axiom binominal bring down call check curve common denominator convert cuboid deal with decimal fraction decimal place decimal point dependent variable independent index integer integral intersect invert , irrational expression it turns out length level like signs literal coefficient locate, LCD (lowest common denominator) by means of minuend mixed number monomial multiplicand multiplication multiplier multiply a needed level number names number of places number system numeral numerator parentheses place over plane by point polynomial perform , problem product , prove quantity , quotient rational expression depth depth of an element difference digit discard divide dividend divisor edge enunciation equiangular equilateral expression factor, fraction, fractional formula graph , improper fraction in column reduce, rectangle rectangular relation, remainder repeated decimal respectively reverse order right-angled corner root sign , say a set of rules sign simultaneous equations shape solid solution space sphere , stand for , state , subtract subtraction subtrahend sum term theorem threefold triangular two- (three-, four-) place number- (-, -) two times two unit unlike signs value variable vertical column vertex whole number width

1. ( ):

3; 13; 30; 4; 14; 40; 5; 15; 50; 8; 18; 80; 12; 100; 226; 705; 1,000; 4,568; 6,008; 75,137; 425,712; 1,306,527; 2,032,678; 1; 11; 21; 100; 2; 12; 20; 103; 3; 13; 30; 300; 4; 14; 40; 425; 5; 15; 50; 705; 6; 16; 60; 1,000; 7; 17; 70; 1,015; 8; 18; 80; 9; 19; 90.

2. :

What date is it today? What is the temperature today? When is your birthday? When do you usually get up? When did you finish school? When did you enter the university? When do your classes usually start? What bus do you usually take to get to university? What floor/ storey do you live on? What is your phone number?

 

3. :

12 1942 31 1950 22 1948 21 1986 23 1937 4 2001 11 2005 16 1999 28 2004 9 2003

4. , . .





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