What is 75 rounded to the nearest ten?
What is 42 rounded to the nearest ten?
What is 9 rounded to the nearest ten?
80
40
10
133 + 46 = a
179
86 - 15 = v
71
Estimate 264 -132. Round to the nearest 100.
300 - 100 = 200
What is 444 rounded to the nearest hundred?
What is 761 rounded to the nearest hundred?
What is 134 rounded to the nearest hundred?
400
800
100
462 + 273 = n
735
164 - 54 = f
110
Estimate 715 - 345. Round to the nearest 10.
720 - 350 = 1,070
Which numbers round to 640 when rounded to the nearest 10?
Choose all the correct answers.
A. 538
B. 649
C. 635
D. 642
E. 658
C. 635
D. 642
643 + 279 = t
952
467 - 359 = g
108
A redwood tree is 312 feet tall, and a fir tree is 197 feet tall. About how much taller is the redwood tree than the fir tree?
A. 100 feet
B. 200 feet
C. 300 feet
D. 400 feet
A. 100 feet
Which numbers round to 500 when rounded to the nearest hundred?
Choose all the correct answers.
A.438
B. 450
C. 483
D. 542
E. 567
B. 450
C. 483
D. 542
What is the sum of 833 + 768?
1,610
What is the difference of 946 - 879
67
On the first level of a video game, Wilson scored 311 points. On the second level, he scored 583 points. What is the BEST estimate of the number of points Wilson scored rounding to the nearest hundred?
A. 225 + 475 = 700
B. 300 + 500 = 800
C. 300 + 600 = 900
D. 400 + 600 = 1,000
What is the exact answer?
C. 300 + 600 = 900
894 points scored
Give a number that rounds to 80.
Given me a number that rounds to 600.
79,78,77,76,75,81,82,83,84
550-599,601-649
Add 1,462 + 453.
1,915
Subtract 164 from 500.
336
What is the sum of 463 + 286?
Part A
Which equation models the most reasonable estimate of the sum?
A. 500 + 300 = 800
B. 460 + 280 = 640
C. 400 + 300 = 700
D. 460 + 290 = 750
Part B
What is the exact sum?
Part A:
D. 460 + 290 = 750
Part B:
749