Multiplication and Division
Make a multiplication and division fact family with the numbers 7, 21 and 3.
What is 3 x 7 = 21, 7 x 3 = 21, 21/3 = 7, 21/7 = 3
Jo and Dan both walk to school. Jo lives 5/8 mile from school. Dan lives 2/8 mile from school. Who walks the shorter distance to school?
Dan walks the shorter distance. 2/8 < 5/8.
What time would a digital clock read for quarter to 5?
4:45
Give an example to explain the difference between area and perimeter.
Area is the space covered by the carpet. Perimeter is the edge of the room.
4 x 6 = 24. The factors are 4 and 6. The product is 24. What other factors can you multiply that have a product of 24? Can you find all the possibilities?
___ x ___ = 24
1 x 24 = 24, 2 x 12 = 24, 3 x 8 = 24
Name the fractions in this group that are closer to 0 than 1. 1/3, 5/12, 3/8, 5/6, 3/4, 1/6.
1/3, 5/12, 1/6, 3/8?
It was 3:00 P.M. Sandra had been waiting at the bus station for 45 minutes. What time did she arrive at the station?
2:15 P.M.?
Which has a bigger area...a rectangle that has a length of 6 and a width of 4 or a rectangle that has a length of 5 and a width of 3?
The rectangle that has a length of 6 and a width of 4. 24 > 15
Gina earns $3 for making dinner and $5 for changing sheets on her bed. How much will she earn in one week if she makes dinner 3 times and changes the sheets 1 time?
(3 x $3) + $5 = $14.
Jacey ate 4 pieces of pie during the week. Each piece was 1/6 of the pie. How much pie is left?
2/6 of the pie is left (2 pieces)?
Jen was playing a soccer game. The game started at 11:10 A.M. and ended at 12:40 P.M. How long did the game last?
1 hour and 30 minutes?
What is the perimeter of a pentagon (5 sided shape) that as sides each measuring at 4 inches long?
20 inches
There were 24 children in a relay race. There were 6 teams in all. How many children were on each team?
There are 4 children on each team?
Which is the greater fraction? 3/4 or 5/8? Work as a group and show your thinking with a number line, bar model, a pie chart, and equivalent fractions.
3/4 = 6/8 > 5/8
Brad is going on vacation for 2 weeks and 4 days. How long will Brad be on vacation for?
18 days
What is the area of a square with a side measuring 9 centimeters?
What is its perimeter?
What is 81 centimeters squared?
4 x 9 = 36 cm
Tim has a board that was 12 feet long. He cut the board into 3 equal pieces. Ellen had a board that was 18 feet long. She cut the board into 3 equal pieces. Who has the longer pieces?
Ellen's pieces are 6 feet. Tim's pieces are 4 feet which is less.
Eight members of an origami club will make a paper chain together. The chain is 4 feet long. Each member will make an equal part of the chair. How much of the chain, in feet, will each member make?
Each member will make 1/2 foot of the chain?
Dan and his mom are going to a baseball game that starts at 7:05 P.M. Batting practice starts 90 minutes before the game starts. It takes 45 minutes for them to get to the field. What time do Dan and his mom need to leave to see the start of batting practice?
4:50
A hexagon has different length sides measuring 3 ft, 7 ft, 8 ft, 5 ft, 4 ft and 10 ft. What is the perimeter of this pentagon?
37 ft