Rounding
Addition
Subtraction
Place Value
Miscellaneous
100

Round 254,479 to the nearest hundred thousand

300,000

100

35,694 + 83,907

119,601

100

54,306 - 26,527

27,779

100

In the number 63,672 the value of the 6 in the ten thousands place is _____ times the value of the 6 in the hundreds place. 

100 

100

Write an equation to show that 56 is 7 times as much as 8.

56 = 7 x 8 

200

Round 254,479 to the nearest ten thousand

250,000

200

If a restaurant sells 9,872 meals on Monday, 5,314 meals on Tuesday, and 13,649 meals on Wednesday, how many meals did they sell in all?

28,835 meals

200

10,000 - 4,572

5,428

200

What number has the expanded form (7 x 10,000) + (1 x 100) + (9 x 10)? 

70,190

200

Draw a model to represent that 20 is 4 times as much as 5. 

20 split into 4 pieces of 5

300

Round 254,479 to the nearest thousand

254,000

300

864,103 + 182,987

1,047,090

300

982,743 - 528,146

454,597

300

Compare: 15,023 and 1,523

>

300

Anna is 5 years old. Elsa is 3 times as old as Anna. Kristoff is 2 years older than Elsa. How old is Kristoff? Use the Read-Draw-Write method to solve. 

Elsa: 5 x 3 = 15

Kristoff 15 + 2 = 17

Kristoff is 17 years old. 

400
Round 254,479 to the nearest hundred

254,500

400

154,852 + 382,617

537,469

400

Croft has a budget of 100,000 dollars. If they spend 43,792 dollars on curriculum and 52,404 dollars on technology, how much money do they have left? Estimate first and then solve using the Read-Draw-Write method. 

Estimate: 44,000 + 52,000 = 96,000 dollars spent, so they have about 4,000 dollars left

Actual: 96,196 dollars spent, so 3, 804 dollars left

400

Compare: 985,160 and 958,160

>

400

How many centimeters are in:

One meter?

4 meters?

13 meters? 

1m = 100cm

4m = 400cm

13m = 1,300cm

500

Give an example of a situation (a word problem) where you might need to "break" the rounding rules

When you have real-life situations and you need to ensure you will have enough of something, you need to round up to give yourself some extra

500

A rose garden has 150,000 roses. If 78,942 are red, 23,565 are pink, and the remaining roses are yellow, how many yellow roses are there? Use the Read-Draw-Write method to solve. 

78,942 + 23,565 = 102,507 

150,000 - 102,507 = 47,493


There are 47,493 yellow roses.

500

5 km 783 m - 2 km 384 m 

3 km 399m

500

Compare: 400,078 and 407,008

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500

If Darren weighs 40 kilograms 58 grams and Shawn weighs 33 kilograms 89 grams, how much more does Darren weigh? 

Darren weighs 6 kilograms 969 grams more than Shawn.