NAME ______________________________ DATE _______________
DAILY PRACTICE
1 Here are the numbers of postcards in six collections:
174, 96, 98, 122, 113, 151
a. About how many hundreds of postcards are there in all? Circle the best estimate.
400 600 800 1000
How did you decide?
b. Add the numbers to find the exact total number of postcards. Use the standard algorithm.
2 Here are the costs of 4 items at the grocery store:
$1.31, $2.71, $1.97, $3.04
a. About how much do the 4 items cost? Circle the best estimate.
$7.00 $8.00 $9.00 $10.00
How did you decide?
b. Add the numbers to find the exact cost of the 4 items. Use the standard algorithm.
NOTE
Students estimate and solve addition problems.
MWI Place Value: Large Numbers