Estimating

Pre-Test

5th Grade Math TAAS ,TEKS 5.4b

1.         There are 18 ducks in the small pond.  There are 51 ducks in the large pond.

Estimate how many ducks there are in all.

a.            80
b.            100
c.            70
d.            60

2.         At the baseball game, 469 fans cheered for the Bears.  On the other side of the stadium, 323 fans cheered for the Lions.  About how many fans were cheering at the game?

a.            700
b.            900
c.            300
d.            800

3.         The box can hold about 190 pounds.  If each package weighs 11 pounds, estimate how many packages can be put in a box.

a.            2000
b.            200
c.            20
d.            10

4.         Jane bought 3 CDs for \$9.90 each, 5 pens that cost \$.89 each, and 22 notebooks that cost \$2.29 each.  What is the best estimate of the total amount Jane spent?

a.            \$75
b.            \$100
c.            \$13
d.            \$55

5.         Bob rode his bike 88 miles.  John rode his bike 123 miles. About how many more miles did John ride his bike than Bob?

a.            200
b.            210
c.            40
d.            30

6.         A carpenter can put 52 nails in each bucket.  He has 6,128 nails. Estimate how many buckets he will need.

a.            6,050
b.            1200
c.            120
d.            300,000

7.         Debbie bought a baseball glove for \$36.98, a bat for \$18.25, and a ball for \$5.75. What is a good estimate of how much she spent?

a.            Less than \$60
b.            Between \$60 and \$75
c.            Between \$75 and \$90
d.            More than \$90

8.         Mark goes to the movies 2 or 3 times a month.  He usually spends about \$11.25 each time he goes to the movies.  What is the best estimate of how much he spends in a month?

a.            Less than \$20
b.            Between \$20 and \$35
c.            Between \$35 and \$50
d.            More than \$50