consecutive … EQ 3.1 Three consecutive multiples of three ad up to 333.
aufeinander folgend What is the largest of the three numbers?
multiples of three …
Vielfache von drei EQ 3.2 One number is one half of a second number, which is 9 less than a third number. The average of the three numbers is 18.
average … Mittelwert What are the three numbers?
twice … doppelt EQ 3.3 If John had 10 CDs more, he would have twice as many as he would have if he had 10 less. How many CDs does John have?
office … Büro EQ 3.4 The number of women working in a certain office to join … eintreten equals the number of men. If one man leaves and to employ … beschäftigen three women join, then there will be twice as employees … Beschäftigte many women as men working in this office.
What was the total number of employees at the first time?
even numbers … EQ 3.5 The sum of three consecutive even numbers is gerade Zahlen a) four times, b) six times the smallest of them.
Find the three numbers.
EQ. 3.6 The sum of three consecutive multiples of nine is 108. Find the three numbers.
pair of sides …
Seitenpaar EQ 3.7 One pair of the sides of a square is doubled the square … Quadrat other one is increaed by 6 cm.
to incrase … (an) wachsen The new rectangle has a perimeter of 96 cm.
rectangle … Rechteck What is the area of the original square?
to watch TV … EQ 3.8 Andy watches TV twice as many hours a week as
fernsehen Betty, who watches twice as many as Chris.
twice … zweimal Andy watches 15 hours more then Chris.
How many hours a week does Betty watch TV?
to subtract … subtrahieren EQ 3.9 If you subtract the difference of 8 and a number difference … Differenz from 21 you get 15. What is the number?
EQ 3.10 Three times a number is 20 less than five times the number.
Find the number.
Problems you can solve by equations
less … weniger
© Österreichischer Bundesverlag Schulbuch GmbH & Co. KG, Wien 2013 | www.oebv.at | Mach mit Mathematik 3 | ISBN 978-3-209-07127-9 Alle Rechte vorbehalten. Von dieser Druckvorlage ist die Vervielfältigung für den eigenen Unterrichtsgebrauch gestattet.
E Rechnen mit Variablen
25. Gleichungen
