Rounding to the nearest 10
Telling time
Rounding to the nearest 100
Subtracting 3 digit numbers
Multiplication facts
100
If I have the number 1,265 - which number is in the tens place?
6
100
Look at this clock, what time does it show?
A.) 1:45 B.) 9:04 C.) 9:00
9:04
100
Round 279 to the nearest hundred.
300
100
In the problem, 125 - 109 = 16
Which number in the problem is called the difference?
16 is the difference because it is the answer to a subtraction problem.
100
2 groups of 5
10
200
Round the number 15 to the nearest 10.
20
200
What time is showing on this clock?
2:50
200
Estimate 854 to the nearest hundred.
900
200
307 - 130 = ?
307 - 130 = 177
200
4 x 3 = ?
12
300
By using a vertical number line, round the number 268 to the nearest 10.
270
300
First find the actual time.
Estimate the time on this clock to the nearest 10 minutes.
Actual Time - 11:19
Estimated - 11:20
300
Which number is in the hundreds place?
520,658
6
300
629 - 268 = ?
629 - 268 = 361
300
6 x 5 = ?
30
400
Find the estimated sum to the nearest 10 of both numbers - 451 + 253 ≈
450 + 250 ≈ 700
400
Draw this time.
5:30
400
By using a vertical number line, round the number 337 kg to the nearest hundred.
300, rounding down
400
Josh's apple weighs 360 grams. His orange weighs 224 grams. How much more does his apple weigh? Draw a tape diagram to find your difference.
360 g - 224 g = 136 g
400
7 groups of 4
28
500
A large bus uses about 256 liters of gas every minute.
A.) round to the nearest ten liters to estimate how many liters of gas gets used every minute.
B.) Calculate precisely how many liters of gas is used every 2 minutes.
A.) ≈ 260 L of gas gets used every minute.
B.) = 512 L of gas is the exact about of gas used for two minutes.
500
If the time right now is 9:18 and I have to be at work by 9:55, how many minutes do I have to be at work by?
9:55 - 9:18 = 37 minutes
500
I was paid $125 on Monday and $257 on Tuesday. Estimate how much money I made on both days by estimating to the nearest hundred.
≈$400 I made on both days.
500
The total length of a banner is 408 cm. Carly paints it in 3 sections. The first two sections she paints are each 187 cm long altogether. How long is the third section?
First, we add for the first two sections
187 + 187 = 374 cm
Next, we subtract for the third section
408 - 374 = 34 cm is the length of the third section
500
10 x 11 = ?
110