Adding and Subtracting Whole Numbers

21,173-14,108

• 13,075

• 35,281

• 7,055

• 7,065

19,385-15,720

• 3,665

• 35,105

• 3,655

• 3,565

A group of mountain climbers begin their descent from the peak of Mount Kilimanjaro. On Monday, the mountain climbers descended 3,499 feet. On Tuesday, they descended another 5,262 feet. How many feet have the mountain climbers descended? How far do they have left to go?

• 8,661 feet descended and 10,680 feet left

• 8,751 feet descended and 10,590 feet left

• 8,651 feet descended and 10,690 feet left

• 8,761 feet descended and 10,580 feet left

The answer to an addition problem is sum

• True

• False

628,281 + 52,261

• 628,483

• 680,542

• 680,263

• 635,274

72,283 + 25,928 equals to (a)  

• 173,018

• 89,273

• 98,211

• 72,374

623,476 + 274,058

• 897,533

• 978,534

• 879,453

• 897,534

693 minus 150 equals _____

more people attended the museum on Sunday than on Monday and Tuesday combined.

• 1,420 more people

• 152 more people

• 564 more people

• 374 more people

21,650 - 3,901

• 17,749

• 18,748

• 18,749

• 17,740