Addition
A museum had 347 visitors on Saturday and 289 visitors on Sunday. How many visitors did the museum have over the weekend?
636 visitors
What is the missing number?
6 8 0
- ? 4 0
3 4 0
3
A farmer had 450 sheep. After selling 230 sheep, how many sheep were left on the farm?
220 sheep
What is the missing number?
5 6 2
+ 1 ? 3
7 0 5
4
458 + 275 =
733
442 - 123 =
319
740 - 459 =
281
A company made 548 bicycles in March and 392 bicycles in April. How many bicycles were made in total?
940 bicycles
What is the missing number?
4 3 7
+ 2 ? 5
6 7 2
3
215 + 364 =
579
763 - 664 =
99
485 + 150 =
635
A movie theater had 764 tickets available for a show. By the end of the day, 458 tickets had been sold. How many tickets were left?
306 tickets
What is the missing number?
7 8 9
- 4 5 ?
3 3 3
5
357 + 196 =
553
815 - 395 =
420
542 - 398 =
144
A mountain trail is 873 meters long. A hiker has walked 486 meters. How many meters does the hiker have left to walk?
387 meters
What is the missing number?
5 ? 2
- 3 9 5
1 4 7
4