Perimeter
Regrouping
Word Problems
Working Backwards
multiplication
100

What is the perimeter of a rectangle with a length of 5 cm and a width of 3 cm?

16 cm

100

 What is 225,647 + 136,658 ? Show how you would regroup if necessary.

362,305

100

Sarah has 324 apples, and she gets 478 more. How many apples does she have now?

802

100

If you know that 875 + x = 315, what is the value of x?

560

100

What is 5x5=

25

200

If a square has a side length of 4 cm, what is its perimeter?

16

200

Calculate 544,652 - 219,740 using regrouping.

324,912

200

There are 128 birds on a tree. If 54 fly away, how many are left?

74

200

If you know that 965 + x = 1545, what is the value of x?

580

200

What is 10x10=

100

300

A triangle has sides measuring 6 cm, 7 cm, and 5 cm. What is its perimeter?

18

300

 Add 767,852 + 450,259 and explain the regrouping process.

317,593

300

If a airplane travels 21,470 miles per hour, how far will it travel in 2 hours?

42,940

300

If you know that 74,452 + x = 154,654 , what is the value of x?

80,202

300

what is 9x3=

27

400

A fence surrounds a rectangular garden that is 10 m long and 4 m wide. How much fencing is needed?

28

400

What is the sum of 881,753 + 74,475 ? Demonstrate your regrouping steps.

956,228

400

There are 942,791 birds on a tree. If 321,852 drive away, how many are left?

620,939f

400

If you know that 452,120 + 21,528 = , what is the value of x?

473,648

400

A box holds 24 pencils. If Ms. Lopez buys 6 boxes, how many pencils does she have in all?

144

500

 If a park has a rectangular shape with a perimeter of 50 m and one side is 15 m long, what is the length of the other side?

130cm

500

Subtract 132 - 57 using regrouping. What is the final answer?

75

500

A book costs $97, and you have $1,450. How much money will you have left after buying the book?

1,353 dollars

500

If you know that 34,357 + x = 15,845 , what is the value of x?

18,512

500

Each chair costs $18. A classroom needs 9 chairs. How much will all the chairs cost

162 dollars

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