20-min math
Speed builder exercises
Solve this paper in 20 minutes. Note the number of questions completed in 20 minutes.. After that
complete the paper.
Directions: Solve
1. The driveway in front of the brown house is 35m and 200cm long and the driveway in front of
the red house is 70 decimeters and 9000cm long. Which house has a longer driveway? By
how much?
2. Each roll of tape is 30.5cm long. A box contains 454 rolls of tape. In total, there are about
___________ dm of tape.
3. George’s kite spool had 30m of string. At first, he let out 50 decimeters of string. Then, the kite
rose for another 160cm, so he had to let out more string. Then he let out 2200mm of string.
How much string was left on the spool?
4. Before a party, Ginger bought a tray of 24 water bottles; each bottle has a capacity of 12 liters.
There are 30 guests. If each guest drinks 5 cups of water,Each cup can hold 300ml of water. Is
there enough water for all the guests?
5. Alicia made a pot of cream of soup for dinner. She put 5 cups of cream in the soup.Each cup
of cream has a capacity of 200ml. She poured the soup into 25 small soup bowls. How much
cream (measured in ml) is used for each small bowl of soup?
Directions: Compare the two terms.. Use the symbols: >, <, =
A. 0.0047 dg B. 470mg
A.80L B. 800 dl
A. 80 dag B. 8kg
A. 38486ml B. 8496 dl
Directions: Solve
23 32.3 162.5 162050
100 100 500 1000
163 x1000= 234x200 = 234.56x30= 2.34x10=
Copyright SEMANTICS. Reproduction of this in any form without express permission is strictly prohibited. Notes are not for public distribution and
are intended to supplement class room interaction www.semanticslearning.com 1
