105k views
1 vote
Use compatible numbers to estimate 329 + 64=

User Sorav Garg
by
8.3k points

2 Answers

3 votes
your estimate is 330+ 60=390
User Flyingdutchman
by
7.6k points
4 votes
330+60+? because a compatible number close to 29 is 30 and for 64 it would be 60.Hope this helped.
User Mateus Viccari
by
9.1k points