Question

Cindy read 240 minutes last week she read 378 minutes this week how many minutes did she read altogether

Answer 1

240 + 378 = 618

Explanation:

an easy way to add big numbers s to break it up into smaller pieces.

Example: 240+378 = (200 + 300 = 500) + (40 + 70 = 110) + (0 + 8 = 8) = 618

Answer 2

618

Explanation:

They are added