This task is about using +, -, x and ÷ to work out algorithms. When Joe's young brother scribbled over his maths homework, Joe put a to replace what he could not read, then completed his work. Fill in the gaps to show how Joe solved the problems. a) b) c) d) e) f) g) h) i) j) k) l)
to replace what he could not read, then completed his work.
