Rounding
Addition & Subtraction
Perimeter and Missing Side
Multiplicative Comparisons
Factors and Multiples
100
Round 735,938 to the nearest ten thousand.
740,000
100
Solve:
634,902 + 283,465 =
918,367
100
Find the perimeter of a rectangle where the width is 7cm and the length is 10cm.
34cm
100
Jamie has 30 paper clips and Chris has five times as many. How many paper clips does Chris have?
150 paper clips
100
What is the definition of a Prime number?
A number that only has one set of factors, 1 and itself.
200
Round 389,073 to the nearest hundred.
389,100
200
Solve:
876,234 - 583,421 =
292,813
200
Find the perimeter of a square whose length is 8in.
32 in.
200
A box has 6 times as many pens as markers. The box has 42 pens.
6 x m = 42
How many markers, m, are in the box?
7 markers
200
What is the definition of a composite number?
A number that has more than one set of factors.
300
280,000 was rounded to the nearest_____.
Ten thousand
300
An elephant weighs 3,981 pounds. A giraffe weighs 5,032 pounds. How much more does the giraffe weigh than the elephant?
1,051 pounds
300
If the length of a rug is 12 inches and the width is 3 inches longer, what is the perimeter of the rug?
54 in.
300
The first floor of a building has 7 doors. The entire building has 10 times as many doors as the first floor. Write an equation that shows how many doors are in the entire building.
7 x 10 = 70
or
10 x 7 = 70
300
What are the factors of 19? Is it prime or composite?
1, 19
Prime
400
Round 294,847 to the nearest hundred thousand.
300,000
400
The total attendance for a fair last year was 162,573 people. The total attendance this year was 159,865, How many fewer people attended the fair this year than last year?
2,708 fewer people
400
If the perimeter of a picture frame is 20 cm, and the width is 3 cm. How long is the length? (missing side)
7 cm
-------------------------------------------------
3 + 3 = 6
20 - 6= 14
Half of 14 is 7, so 7 is the missing side
400
Dara visits an animal shelter and counts 5 cats. She counts 3 times as many dogs as cats. How many more dogs than cats does Dara count at the animal shelter?
15 dogs
400
What are the factors of 24? Is it prime or composite?
1, 24
2, 12
3, 8
4, 6
Composite
500
Round each number to the nearest ten thousand, then solve:
278,394 + 349,236
280,000 + 350,000 = 630,000
500
Ms. Jones read 273 pages of her book on Friday, 175 pages on Saturday, 422 pages on Sunday. How many pages did she read in total?
870 pages
500
If the width of a blanket is 4 inches and the length is 2 times greater. What is the perimeter?
24 inches
-----------------------------------------------------
4 x 2 = 8
8+8+4+4 = 24
500
There are 7 times as many cars as there are trucks in a parking lot. If there are 49 cars in the parking lot, how many trucks are there?
7 trucks
500
What are the factors of 12? Is it prime or composite?
1, 12
2, 6
3, 4
Composite