Da-da-da-data
Add or Subtract
Place Value Problems
Ballpark Estimates
Rounding
100
1, 2, 4, 8, 9, 10, 12 The median and maximum?
What is 8 (median) and 12 (maximum)?
100
139 + 563
What is 702?
100
The place value of 4 in the following number: 6,432.12
What is 400?
100
1, 759 + 3, 490
2,000 + 3,000 = 5,000 OR 1,800 + 3,500 = 5,300
100
69 to the nearest hundred
What is 100?
200
1, 5, 11, 3, 5, 19, 21 The range of this data set.
What is 20?
200
608 + 1,367
What is 1,975?
200
The place value of 6 in the following number: 1,642,029
What is 600,000?
200
1,145 + 1,289
What is 1,000 + 1,000 = 2,000 OR 1,000 + 1,300?
200
98,746 to the nearest thousand
What is 99,000?
300
12, 20, 12, 15, 28, 19, 15, 12, 29 The mode in this data set.
What is 12?
300
825 - 572
What is 253?
300
The place value of 9 in the following number: 18,589
What is 9 ones?
300
3,472 + 2,963
What is 3,000 + 3,000 OR 3,500 + 3,000?
300
793 to the nearest ten
What is 790?
400
The minimum, maximum and range of the following data set. 94, 89, 72, 88, 100, 98, 70
What is 70 (minimum), 100 (maximum), 30 (range)?
400
309 - 63
What is 246?
400
A number with 6 in the tens place, 7 in the ones place, 7 in the tenths place, 9 in the thousands place, 4 in the ten thousands place, 7 in the millions place, 0's in the all the other places.
What is 7,749,067?
400
7,290 + 256
What is 7,000 + 300 = 7,300 OR 7,300 + 260 =7,560
400
980,821 to the nearest hundred
What is 980,800?
500
89, 70, 65, 100, 88, 90, 95, 99 The median of this data set.
What is 89.5?
500
3,567 - 2,145
What is 1,422?
500
A number with 1's in the tens, hundreds, and thousands places, 3's in the ten thousands and hundred thousands places, 9's in the tenths and millions places, 7's in the ones and hundredths places.
What is 9,331,117?
500
7,762 - 4,523
What is 8,000 - 5,000 = 3,000 OR 7,800 - 4,500 = 3,300
500
25,492 to the nearest ten
What is 25,490?