Rounding
Round 56 to the nearest ten
60
123 + 456
579
459 - 233
226
What time is shown on the clock?
teacher will show students a clock
answers vary
What is the value of the 6 in the number 26, 543
6,000
Round 4,746 to the nearest hundred.
4, 700
591 + 229
820
658 - 369
289
What time is shown on the clock?
Teacher will show a clock for students to answer.
answers will vary
List the following numbers in order from greatest to least.
25, 730
21, 480
26, 518
26, 518
25, 730
21, 480
Monica is moving to Hawaii to retire from teaching. The total weight of her 4 suitcases is 127 kg. Round the total weight to the nearest 100.
100 kg
Mrs. Wright bought 512 pencils for her class. She bought 278 more the next day. How many pencils did she buy in all?
790
Monica buys snacks for her flight. She compares cashews to raisins. The cashews weigh 105 grams, and the raisins weight 286 grams. What is the difference between the weight of the cashews and raisins?
181
The baggage handlers load luggage for 18 minutes. If they start at 9:25 p.m., what time do they finish?
9:43
Put these numbers in order from least to greatest.
53,607
56, 370
53, 760
53, 670
53, 607
53, 670
53, 760
56, 370
A large airplane can take on 4,746 liters of fuel every minute. Estimate (round to the nearest 100) to find out how many liters of fuel are pumped in the airplane every 2 minutes?
4,700 + 4,700 = 9,400
Connor uses pumpkin seeds to make energy bars. To make 10 batches of bars, he needs exactly 420 grams of pumpkin seeds. Which two bags of pumpkin seeds should Connor buy?
Bag A -------270 g
Bag B ------- 210 g
Bag C --------154 g
Bag D --------184 g
Bag E -------- 266 g
Bags D And E
184 + 266 = 450
He will have more than enough seeds to make his energy bars.
Lilly has to read 457 pages of her book on Monday. On Tuesday, she reads 376 pages of her book. How many more pages did she read on Monday than on Tuesday?
81
EStimate the time to the nearest 10 minutes.
Show students a clock to round.
A baggage handler lifts 3 bags of the same weight. the weight on the scale says 55 kilograms. Round to estimate the total weight he lifts.
55 rounded to nearest 10 is 60.
So, 60 x 3 = 180 or 60 + 60 + 60 = 180
EStimate the time to the nearest 10 minutes.
answers will vary