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Squares and cubes 1 to 30 · वर्ग और घन

1² to 30², 1³ to 30³ — learn the chart, then play.

Squares and cubes 1 to 30 games

Squares and cubes from 1 to 30

n	n²	n³	n	n²	n³
1	1	1	16	256	4096
2	4	8	17	289	4913
3	9	27	18	324	5832
4	16	64	19	361	6859
5	25	125	20	400	8000
6	36	216	21	441	9261
7	49	343	22	484	10648
8	64	512	23	529	12167
9	81	729	24	576	13824
10	100	1000	25	625	15625
11	121	1331	26	676	17576
12	144	1728	27	729	19683
13	169	2197	28	784	21952
14	196	2744	29	841	24389
15	225	3375	30	900	27000

Tricks

A perfect square never ends in 2, 3, 7 or 8.
Squares of numbers ending in 5: 25² → 2 × 3 = 6, then 25 → 625. 35² = 1225.
(a + b)² = a² + 2ab + b²: 21² = 400 + 40 + 1 = 441.
Cubes keep the sign: (−3)³ = −27.

For Class 6 to 8 (squares, square roots, cubes and cube roots).

Print

A one-page chart to stick on the wall, and a worksheet to practise.

Squares and cubes 1 to 30

n	n²	n³	n	n²	n³
1	1	1	16	256	4096
2	4	8	17	289	4913
3	9	27	18	324	5832
4	16	64	19	361	6859
5	25	125	20	400	8000
6	36	216	21	441	9261
7	49	343	22	484	10648
8	64	512	23	529	12167
9	81	729	24	576	13824
10	100	1000	25	625	15625
11	121	1331	26	676	17576
12	144	1728	27	729	19683
13	169	2197	28	784	21952
14	196	2744	29	841	24389
15	225	3375	30	900	27000

kheloaurseekho.in — free charts, games and worksheets

Squares and cubes — worksheet

Name: ____________________ Class: ______ Date: __________

1. Find: 13² = ____ 19² = ____ 25² = ____ 30² = ____

2. Find: √196 = ____ √441 = ____ √729 = ____

3. Find: 6³ = ____ 9³ = ____ ∛1331 = ____ ∛3375 = ____

4. Which are perfect squares? 121, 150, 225, 288, 324 ______

5. Use (a + b)² to find 31²: ______

kheloaurseekho.in — free charts, games and worksheets

Squares and Cubes 1 to 30 · वर्ग और घन — printable preview — Squares and Cubes 1 to 30 — preview