Multi-Digit Addition

357+444=

2,143+8,589=

11,439+26,254=

5,176+87,298=

315,999+265,263=

12,000+25,000+37,000=

The longest river in the United States is the Mississippi River, which is 2,348 miles long. The Nile River is 1,797 miles longer than the Mississippi. How long is the Nile? ______ miles (Just type the number, not the label.)

The largest plane can carry a crew of 20 people. It can also transport 140 passengers with window seats and 406 passengers without window seats. When it's full, how many people can the largest plane carry?

______ people (Just type the number, not the label.)

Moles can dig REALLY long tunnels. One mole can dig 60 feet and takes a break. Then it digs 130 feet and takes another break. Then it digs 28 feet and takes a break. Finally, it digs 82 feet and it's done for the night! How long will the mole's tunnel be at the end of the night?

______ feet (Just type the number, not the label.)

Oklahoma is the state in which most Native Americans live. There are 65,000 Native Americans living in Texas, 80,000 in North Carolina, and 85,000 living in Alaska. Oklahoma has 20,000 more Native Americans than those three states combined! How many Native Americans live in Oklahoma?

______ Native Americans live in Oklahoma. (Just type the number, not the label.)