Card 1 of 20
In algebra, what is a variable?
A
A number that has the same value in every calculation.
B
A letter that stands for an unknown or changing number.
C
A letter that tells you which operation to perform.
D
A number written directly in front of a letter.
Card 1 of 20
Writing an Expression Flashcards
20 flashcards on WJEC GCSE Maths Writing an Expression: the key formulae, methods and definitions you need to recall for Unit 1, Unit 2 and Unit 3.