Building on Numbers You Know – Quiz #2
1. A. Solve each cluster problem. Explain how these
problems could help you solve 36 x 25.
36 x 25
10
x 25 30 x 25
40
x 25 6 x 25
problem
36 x 25?
2. Mr.
Gregory’s garden contains 47 flowers.
Each flower has
about 9 petals. What
is a reasonable estimate of the total
number of petals in Mr. Gregory’s garden?
____ Fewer than 400 petals
____ Between 400 and
500 petals
____ Between 500 and
750 petals
____ More than 750 petals
3. Maria
has 6 boxes that can each hold only 71 books.
She
has
7 shelves of books that she needs to pack in boxes.
Each shelf holds 61
books. Maria thinks the will be able to
fit all of the books into the boxes she has.
Explain whether or not Maria is correct and why.
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
4. Some friends want to make four jump ropes that are equal in length. They buy a piece of rope that is 41 feet long.
How long should each
jump rope be? Explain your answer.
Each jump rope should be
________________________
because
_____________________________________
____________________________________________________________________________________________________________________________________
____________________________________________
5a. Make
up a story problem for 296 – 14 in which there are
leftovers (remainders).
____________________________________________
____________________________________________
____________________________________________
____________________________________________
____________________________________________
5b. Solve
your problem and explain what you would do with the
leftovers (remainders).
6. Sammy
went to the deli for lunch. She bought a
ham
sandwich for $3.98, a cup of soup for
$2.49, and a glass of milk for
$1.09. She paid for her lunch with a
$10.00 bill.
If she did not have to pay any tax, estimate how much
change she received.
____ $1.50
____ $2.00
____ $2.50
____ $7.50