Rounding Review
Two Digit Addition
Three Digit Addition
Four and Five Digit Addition
Word Problems
100

10 x 6 ones = ____ ones = ___ tens

10 x 6 ones = 60 ones = 6 tens

100

What is 23 + 15 = ____?

38

100

What is 123 + 256 = ____?

379

100

What is 1,234 + 2,456 = ____?

3,690

100

There are 125 books in the library. The librarian adds 38 new books. Later, 47 more books are donated. How many books are in the library now?

Step 1: 125+38=163(after the librarian adds books)

Step 2: 163+47=210(after donations)

200

MAKE a number line, 51,988 rounded to the nearest ten thousand is?

51,988 rounded to the nearest ten thousand is 50,000.

200

What is 46 + 27 = ____?

73

200

What is 347 + 185 = ____?

532

200

What is 12,345 + 23,456 = ____?

35,801

200

Mia has 56 paintbrushes. Her mom buys her 24 more paintbrushes. Then, Mia finds 13 additional paintbrushes in her art box. How many paintbrushes does Mia have in total?

Step 1: 56+24=80(after her mom buys more)

Step 2: 80+13=93(after finding more)

300

What is the digit in the hundreds place in the number 8,907?

9

300

What is 58 + 39 = ____?

97

300

What is 482 + 219 = ____?

701

300

What is 5,678 + 2,914 = ____?

8,592

300

A construction site has 478 bricks. They receive a delivery of 232 additional bricks, and then they find 159 more bricks in storage. How many bricks are on the site now?

Step 1: 478+232 (after the delivery)

Step 2: 710+159=869(after finding more)

400

700 is 10 times as much as _____.

700 is 10 times as much as 70.

400

What is 76 + 48 = ____?

124

400

What is 615 + 378 = ____?

993

400

What is 4,256 + 3,847 = ____?

8,103

400

Last week, a football game had an attendance of 3,742 fans. This week, 1,245 more fans attended the game, and then an additional 678 fans joined for the playoff. What is the total attendance over the two weeks?

Step 1: 3,742+1,245=4,987(attendance for the first two weeks)

Step 2: 4,987+678=5,665(after the playoff attendance)

500

In 2010, 28,357 of the finishers were men and 14,072 of the finishers were women. About how many more men finished the race than women? Did you round to the nearest ten thousand or thousand?

There are about 28,000 men and 14,000 women, which means there are 14,000 more men than women. I rounded to the nearest thousand.

500

What is 89 + 67 = ___?

156

500

What is 748 + 569 = ____?

1,317

500

What is 90,123 + 45,678 = ____?

135,801

500

During a school fundraising campaign, the students raised $12,345 on the first day, $8,789 on the second day, and $5,678 on the final day. How much money did they raise in total?

Step 1: 12,345+8,789=21,134(after the first two days)

Step 2: 21,134+5,678=$26,812 (after the final day)