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Numbers in business
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| Decimals | Pronunciation |
| 0.7 0.07 0.007 0.77 77.777 777.777 7.7 m | nought-point-seven nought-point-oh-seven nought-point-oh-oh-seven nought-point-seven-seven seventy-seven-point-seven-seven-seven seven hundred and seventy-seven-point-seven-seven-seven seven-point-seven million |
| Fractions | |
1/4
1/20
1/100
1/1000
2/5
7/20
33/4
72/5
| a quarter/one quarter a twentieth/one twentieth a hundredth/one hundredth a thousandth/one thousandth two-fifths seven-twentieths three and three quarters seven and two-fifths seven hundred and thirteen over nine hundred and eighty six |
| Spoken calculations | |
| 2+2=4 7-4=3 3*4=12 9: 3=3 | Two and two is/are four. (informal) Two plus two equals/is four. (formal) Four from seven is/leaves three.(informal) Seven take away four is/leaves three. (informal) Seven minus four equals/is three. (formal) Three fours are twelve. (informal) Three times four is twelve. (informal) Three multiplied by four equals/is twelve. (formal) Three(s) into nine goes three (times). (informal) Nine divided by three equals/is three. (formal) |
| Non-metric measures | 1 inch (1 in)=2.5cm 12 inches= 1 foot (30 cm) 3feet (3ft)= 1 yard (90cm) 5, 280 feet/1, 760 yards= 1 mile (1.6 km) 5 miles= 8km 1 ounce (1oz)= 28gm 16 ounces= 1 pound (455 gm) 2.2 pounds (2.2lb)= 1 kg 14 pounds (14lb)= 1 stone (6.4kg) (BrE only) 1 British pint= 56.8 cl 1US pint= 47.3 cl 8 pints (8 pt)= 1 galloon 1 British gallon= 4.55 litres 1US gallon=3.78 litres 1 acre= 4, 840 square yards= 0.4 hectares 1 square mile= 640 acres=259 ha |
Grammar exercises:
1. Read the following numbers:
a) 0.4; 0.375; 4.7; 7.9m; 555.555; 44.777; 0.37; 0.008; 0.09
b) 1/5; 1/10; 1/13; 1/3; 1/100; 1/1000; 1/2; 53/4; 92/5; 
; 
2. Write the following numbers:
Four point seven; one thousandth, five point eight; six and one eight; three and three quarters, eleven sixteenths; two fifths; three sevenths; one quarter; one half; one third; nought point five; nought point seven three six; nine hundred and thirteen over seven hundred and eighty six
3. Read and write the following calculations:
7+5=12; 27-9= 18; 9*8=56; 16: 4=4; 91: 13=7; 14*18= 252; 1560-1023=537