Column subtraction is a way of subtracting larger numbers. It is called column subtraction, because you write one number underneath the other, using place value to sort the tens and ones in separate ...
Oh, I didn't know you kept bees, Jerry? How many have you got? Oh look, Albert's found you some more! Ah, there you go! 95 more bees for your hive. So how many have you got in total now? Ah, don't ...