Intervals
A line starts at 0 and ends at 1,000,000 with 10 equal intervals. What is each interval worth?
100,000
Draw a line from 0 to 1,000,000. Place 250,000.
0 --------- 250,000 --------- 500,000 --------- 750,000 --------- 1,000,000
On a line from 0 to 10,000,000, if a point is halfway between 2,000,000 and 3,000,000, what number is it?
2,500,000
Put the numbers in ascending order - from smallest to greatest: 4,300 – 3,900 – 3,090 – 4,003 – 3,799
3,090 – 3,799 – 3,900 – 4,003 – 4,300
Compare the numbers: 543 ___ 345
543 > 345
A line starts at 0 and ends at 10,000,000 with 5 equal intervals. What is each interval worth?
2,000,000
Draw a line from 0 to 5,000,000. Place 3,500,000.
0 -------------- 3,500,000------- 5,000,000
On a line from 0 to 10,000,000, if a point is just past the halfway mark between 7,000,000 and 8,000,000, what could it be?
7,550,000,
Put the numbers in descending order - from greatest to smallest: 7,606,700 – 7,006,000 – 7,600,700 – 7,000,666
7,606,700 – 7,600,700 – 7,006,000 – 7,000,666
Compare the numbers: 30,990 ___ 30,099
30,990 > 30,099
A line starts at 4,000,000 and ends at 6,000,000 with 10 intervals. What is each interval worth?
200,000
Draw a line from 0 to 10,000,000. Place 7,250,000.
0 2,500,000 5,000,000 7,500,000 10,000,000
|-----------|------------|------------|-----------|
^
7,250,000 is here
On a line from 0 to 10,000,000, estimate the value of a point between 9,000,000 and 9,500,000.
Any number between range 9,100,000 and 9,400,000.
Put the numbers in ascending order - from smallest to greatest: 12,345 – 21,345 – 1,234 – 2,134
1,234 – 2,134 – 12,345 – 21,345
Compare the numbers: 1,553,680 ___ 1,535,680
1,553,680 > 1,535,680
A line starts at 0 and ends at 2,000,000 with 4 intervals. What is each interval worth?
500,000
Draw a line from 0 to 2,000,000. Place 1,200,000.
0 500,000 1,000,000 1,500,000 2,000,000
|------------|----------------|-----------------|----------------|
^
1,200,000
On a line from 0 to 1,000,000, what number is halfway between 600,000 and 800,000?
700,000
Put the numbers in descending order - from greatest to smallest: 50,501 – 50,150 – 50,015 – 50,105
50,501 – 50,150 – 50,105 – 50,015
Compare the numbers: 20,000 ___ 19,999
20,000 > 19,999
A line starts at 5,000,000 and ends at 10,000,000 with 5 intervals. What is each interval worth?
1,000,000
Draw a line from 0 to 10,000,000. Place 9,750,000.
0 2,500,000 5,000,000 7,500,000 10,000,000
|-----------------|-----------------|-----------------|----------------|
^
9,750,000
On a line from 0 to 5,000,000, what number is about three-quarters of the way?
3,750,000
Put the numbers in ascending order - from smallest to greatest: 100,001 – 101,000 – 100,100 – 100,010
00,001 – 100,010 – 100,100 – 101,000
Compare the numbers: 2,098,134 ___ 2,097,134
2,098,134 > 2,097,134