Marvel decided to stop collecting stamps,
so he gave away all his 83 stamps. He gave
13 stamps each to his six friends, and gave
the rest to his sister. How many stamps did
his sister receive?

13x6=78 total number given to friends

83-73=10 number given to sister

10-answer

rocks,minerals, pebbles, sand

temperatures get warmer — and heatwaves are more common. nothing says summer like warm weather. this rise in temperatures is caused by the tilt of the earth's axis. our planet doesn't sit perfectly straight as it spins — it has a slight lean of approximately 23.5 degrees with respect to the sun, called the axial tilt.

explanation: