Addition
Estimate, then use expanded form to find the sum.
142 + 436 =
Estimate: 600
Answer: 578
Estimate, then find the difference.
386 - 123 =
Estimate: 300
Answer: 263
Darius has 127 photos. Jillian has 467 photos. How many more photos does Jillian have than Darius?
340 photos
Kennedy has been collecting coins ever since her grandmother gave her the collection she had. Grandma's collection has 98 coins. Since then, Kennedy has bought twenty-three rare coins, received eighteen coins as birthday gifts, and found seven lucky coins on the ground. How many more coins does Kennedy have now than when she first received her grandmother's collection?
48 more coins now
Estimate, then use expanded form to find the sum.
654 + 243 =
Estimate: 900
Answer: 897
Estimate, then find the difference.
519 - 205 =
Estimate: 300
Answer: 314
There are three baby giraffes at the zoo. One weighs 148 pounds, one weighs 125 pounds, and the other weighs 137 pounds. What is their combined weight?
410 pounds
Cameron ran a very successful mowing business all summer. He earned $125 in June and $185 in July. At the beginning of August, he bought a watch with a compass, which cost $98. He also bought new blades for his mower for $23. How much money did Cameron have left for new school clothes?
He has $189 left
One skeleton in a museum has 189 bones. Another skeleton has 232 bones. How many bones are in the two skeletons?
421 bones
Estimate, then find the difference.
456 - 217 =
Estimate: 250
Answer: 239
A television program lasts for 142 minutes. Of that time, 36 minutes are taken up by commercials. What is the length of the actual program without the commercials?
106 minutes
Keisha played on her phone for 57 minutes at the doctor's office. She played Angry Birds for fifteen minutes, watched music videos for twelve minutes, and played Fruit Ninja the rest of the time. How long did Keisha play Fruit Ninja?
30 minutes of Fruit Ninja
Estimate, then solve.
321 + 439 + 112 =
estimate: 850
answer: 872
On Saturday, 453 people go to a school play. On Sunday, 294 people go to the play. How many more people go to the play on Saturday?
159 people
During one week, a bowling alley had 348 customers on Thursday night and 465 customers on Friday night. The following week, the bowling alley 212 customers on Thursday and 318 customers on Friday. About how many customers did the bowling alley have during those 4 days?
About 1,330 customers
Amanda has been baking all day and doesn't have enough sugar for her last batch of cupcakes. She needs three cups of sugar for the cupcakes, one cup for frosting, and one cup for the crème filling. Each bag has four cups of sugar, so Amanda must buy two bags. How many cups of sugar will she have left?
3 cups of sugar left
Estimate, then solve.
543 + 372 + 280 =
estimate: 1,200
answer: 1,195
Students want to sell 400 tickets to the school talent show. They have sold 214 tickets. How many more tickets do they need to sell to reach their goal?
400 - 214 = 186 tickets
127 miles
$29 more dollars
164 students