đây là toán mẹo đấy
cách giải
5 m2 = 500 dm2
Rewrite sentences:
I last saw Peter five months ago.
→I haven't ______________________________
Barbara play chess better than Mike.
→Mike doesn't ______________________________
This is the most beautiful sight I ever visited.
→This is the first time ______________________________
It's my sister's eighteen birthday next week.
→My sister will ______________________________