Rounding Numbers
True or False: 273 rounded to the nearest ten is 270.
True
86 falls between which two tens?
A. 70 and 80
B. 85 and 90
C. 80 and 90
C. 80 and 90
623 falls between which two hundreds?
A. 620 and 630
B. 500 and 600
C. 600 and 700
C. 600 and 700
What is 10 more than 346?
What is 100 more than 346?
356
446
What is 10 less than 278?
What is 100 less than 278?
268
178
True or False: 654 rounded to the nearest hundred is 650.
False
54 falls between which two tens?
A. 40 and 50
B. 50 and 60
C. 55 and 65
B. 50 and 60
750 falls between which two hundreds?
A. 700 and 800
B. 750 and 850
C. 600 and 700
A. 700 and 800
Solve 53 + 12.
53 + 12 = 65
Solve 78 - 26.
78 - 26 = 52
True or False: 449 rounded to the nearest hundred is 500.
False
186 falls between which two tens?
A. 180 and 190
B. 80 and 90
C. 185 and 195
A. 180 and 190
325 falls between which two hundreds?
A. 300 and 400
B. 300 and 350
C. 400 and 500
A. 300 and 400
Ms. T-Patt scores 246 points playing a card game.
Ms. K-Patt scores 309 points playing the same game.
How many points do they score in all? Show your work!
246 + 309 = 555
They score 333 points in all.
Ms. T-Patt scores 246 points playing a card game.
Ms. K-Patt scores 309 points playing the same game.
How many more points does Ms. K-Patt score than Ms. T-Patt? Show your work!
309 - 246 = 63.
Ms. K-Patt scores 63 more points than Ms. T-Patt.
True or False: 902 rounded to the nearest ten is 900.
True
232 falls between which two tens?
A. 30 and 40
B. 230 and 240
C. 220 and 230
B. 230 and 240
75 falls between which two hundreds?
A. 100 and 200
B. 70 and 80
C. 0 and 100
C. 0 and 100
Round each number to the nearest hundred and then find their sum.
375 + 262
400 + 300 = 70
Round each number to the nearest hundred and then find their difference.
850 - 392.
900 - 400 = 500
Round 46 to the nearest ten AND to the nearest hundred.
50
0
768 falls between which two tens?
A. 760 and 780
B. 60 and 70
C. 760 and 770
C. 760 and 770
501 falls between which two hundreds?
A. 400 and 600
B. 500 and 600
C. 400 and 500
B. 500 and 600
Round each number to the nearest ten and then find their sum.
375 + 262
Was it more accurate to round by tens or by hundreds?
380 + 260 = 640
Rounding by tens is more accurate.
Round each number to the nearest ten and then find their difference.
850 - 392.
Was it more accurate to round by tens or by hundreds?
850 - 390 = 460
Rounding to the nearest tens is more accurate.