Estimate the sum: 198 + 389
About 600
Estimate the sum: 119 + 408
About 500
Estimate the sum: 640 + 192
About 850
Linh sold 117 Tra Dao and 289 Tra Da. How many teas did she sell?
About 400
Estimate the sum: 79 + 272
About 350
Last year, 227 students signed up for soccer and 139 signed up for volleyball. About how many children signed up all together?
About 350
Billy estimated 246 + 585 as 700. Is his estimate high or low?
Low
Frank estimate 521 + 82 as 600. Is his estimate high or low?
Low
