Multiplication
34 x 12
408
1296 ÷ 12
108
A rectangle has a perimeter of 50 cm. Its length is 15 cm. What is its width and area?
Width = 10 cm ; Area = 150 cm²
π(3²)(5)
141.3 cm³
Is 19 prime or composite?
Prime
23 x 18
414
3375 ÷ 15
225
A shape is made of two rectangles: one is 10 x 6 and another is 4 x 6 attached to one side. Find the total area.
Area = 60 + 24 = 84 cm²
π(5²)(10)
785 cm³
List all the factors of 24. Is it prime or composite?
Factors of 24: 1, 2, 3, 4, 6, 8, 12, 24
Composite
56 x 14
784
2184 ÷ 14
156
A square has the same perimeter as a rectangle that is 12 cm by 8cm. What is the area of the square?
Perimeter = 40 cm ; Side = 10 cm ; Area = 100 cm²
π(4²)(6)
301.44 cm³
Is 27 prime or composite?
Composite
45 x 16
720
4928 ÷ 16
308
A rectangle has area 96 cm² and width 8 cm. Find its perimeter.
Diameter 8
π(?²)(7)
Radius 4
351.68 cm³
Is 97 prime or composite?
27 x 25
675
6048 ÷ 24
252
A garden is 20 m long and 15 m wide. A path of 1 m is built inside all around the edges. What is the area of just the path?
Outer area = 300 m² ; Inner = 18 x 13 = 234 m² ; Path = 66 m²
π(6²)(12)
1356.48 cm³
Prime factorization of 84
84 ÷ 2 = 42
42 ÷ 2 = 21
21 ÷ 3 = 7
Prime factors: 2 × 2 × 3 × 7