U.S. Algorithm
138 + 487 =
625
Use the place value method to solve the following:
765 - 143 =
622
Use the number line method to solve the following:
6,944 - 5448 =
1,496
Mrs. Salas spent the weekend hiking and collecting rocks at Blueberry Hill Quarry. In the morning, she collected 221 rocks. In the afternoon, she collected 337. How many rocks did Mrs. Salas collect in all?
558 rocks
4,300 + 700 =
5,000
669 - 225=
444
Use the place value method to solve the following:
809 + 576 =
1,385
Use the number line method to solve the following:
9,300 - 7,631 =
1,669
Ms. Reres loves stickers! She purchased a sticker set that contained 4,500 stickers. Ms. Reres gave away 500 to her sister, 350 to her brother, and 1,200 to her mom and dad. The rest of the stickers she took to school. How many stickers did she take to school?
2,450 stickers
4,300 - 700 =
3,600
1,293 + 776 =
2,069
Use the place value method to solve the following:
2,905 + 555 =
3,460
Use the number line method to solve the following:
7,522 - 668 =
6,854
Mrs. Alegria took a road trip with her two sons. They drove 333 miles on the first day, 175 miles on the second day, and then 480 miles on the last day. If the trip requires Mrs. Alegria to travel 1,000 miles, how many more miles will she need to travel on day 4?
12 more miles
700 + 1,200 =
1,900
9,582 - 4,221 =
5,361
Use the place value method to solve the following:
6,880 - 2,660 =
4,220
Use the number line method to solve the following:
12,637 - 7,456 =
5,181
Mrs. Downes's iPhone move goal is to reach 10,000 steps a day! In the morning she walked 1,863 steps. By noon, she walked 3,900 steps. When she got home from work, her phone said she had walked 8,742 steps. How many more steps will she need before bedtime to reach her goal?
1,258 steps
700 + 5,800 =
6,500
8,589 + 936 + 745 =
10,270
Use the place value method to solve the following:
11,234 - 10,123 =
1,111
Use the number line method to solve the following:
25,900 - 11,240 =
14,660
Mrs. Rosati and Mrs. Skacel are hosting a cupcake fundraiser! Mrs. Rosati made 142 vanilla cupcakes, 256 chocolate cupcakes, and 180 strawberry cupcakes. Mrs. Skacel made 285 key lime cupcakes, 179 red velvet cupcakes, and 155 carrot cake cupcakes. How many cupcakes did each teacher make? How many more cupcakes did one teacher make than the other teacher?
Mrs. Roasti = 578 cupcakes
Mrs. Skacel = 619 cupakes
Mrs. Skacel made 41 more cupcakes
10,400 - 900 =
9,500