Sheet # 104 2-digit Estimation/Rounding
1) James found 34 shells.
Jose found 48 shells.
About how many shells did they find in all?
A) 82
B) 90
C) 14
D) 80
2) Jackie ran 23 miles without stopping while Mary ran 14 miles without stopping.
About how many fewer miles did Mary run than Jackie?
A) 9
B) 10
C) 13
D) 40
3) The grocer had 26 apples.
Twelve apples were rotten.
About how many good apples were left?
A) 30
B) 18
C) 14
D) 20
4) Carol can stay underwater for 53 seconds.
Janet can stay underwater for 34 seconds.
About how much longer can Carol stay underwater than Janet?
A) 30
B) 20
C) 23
D) 27
5) Mrs. Scott picked 37 flowers.
She kept 14 flowers for herself and sent the rest to school.
About how many flowers did she send to school?
A) 15
B) 50
C) 30
D) 17