Mathitat
Serious maths,
gently done.

Give a reason

Practise this

Give a calculation or a written reason for your answer.

In Español · sample
dar una razónDa un cálculo o una razón escrita para tu respuesta.

… because …

Q Is 374 an even number? Give a reason.

A

Yes — because it ends in 4, and any number ending in 0, 2, 4, 6 or 8 is even.