cuatrocientos ocho
.408
You write 408 as "four hundred eight." Easy peasy lemon squeezy.
Oh, dude, it's like you take the number 400, add 8 to it, and boom, you've got 408 in expanded form. So, 400 + 8 = 408. It's like breaking down the number into its parts, but who really has time for that, am I right?
The number seven in Spanish is siete
Expressed in decimal form, 408/10000 = 0.0408
0.00408
Four hundred and eight.
408
408000000
408/100
The ordinal number for ten in Spanish is "décimo"
Sum = ½ × number of numbers × (first number + last number) = ½ × (462 - 408 + 1) × (408 + 462) = ½ × 55 × 870 = 23,925