Calculate the Sum: 19 + 34 + 21 + 10 + 6

Question

$19+34+21+10+6=\text{?}$

00:07 Let's solve this problem together!

00:10 First, we'll tackle each addition step one at a time. Take it slow and steady.

00:22 Next, we'll continue using the same method. You're doing great!

00:33 And that's how we solve this problem. Well done!

In order to simplify our calculations, we try to add numbers that give us a round result.

Keep in mind that:

$19+21=40$

$34+6=40$

Now, we get a more manageable exercise to solve:

$40+40+10=80+10=90$