Answer:
Could= past tense ng can
Would= past tense ng will
I can easily memorize my bestfriend's number now.
When I was little, I could easily memorize my bestfriend's number.
Pwede mo din gamitin ang could/would para mas polite yung sentences mo.
Ex:
Can you give me a glass of water?
But more polite:
Could you give me a glass of water, please?
Would you like to order now, Ma'am?
You can also use could/would for hypothetical phrases.
In grammar, it's called conditionals.
Ex:
If I could fly, I would never have to worry about driving.
Explanation:
ok na?
