Memorize: Squares and Square Roots Flashcards
Memorize: Square root
12 =1 √1=1
- 42≈ 2 √2 ≈ 1.4
- 72 ≈ 3 √3 ≈ 1.7
- 252 ≈ 5 √5 ≈ 2.25
22 =4 √4 =2
32= 9 √9 = 3
42 = 16 √16 =4
52= 25 √25 =5
Memorize: Square root
62= 36 √36 = 6
72= 49 √49 = 7
82= 64 √64 = 8
92 = 81 √81= 9
102= 100 √100= 10
112= 121 √121= 11
122= 144 √144 = 12
132= 169 √169= 13
Memorize: Square root
142= 196 √196 = 14
152= 225 √225 = 15
162= 256 √256 = 16
172= 289 √289 = 17
182=324 √324 = 18
192= 361 √361 = 19
202= 400 √400= 20
212 = 441 √441 = 21
222= 484 √484 = 22
232= 529 √529 = 23
242= 576 √576= 24
252= 625 √625 = 25
302 =900 √900 = 30
Memorize:
13 = 1 3√1 = 1
23= 8 3√8 = 2
33= 9 3√27 = 3
43= 64 3√64 = 4
53= 125 3√125 = 5
63= 216 3√216 = 6
103= 1000 3√1000 = 10
44= 256 4√256 = 4
54= 625 4√625 = 5
Power of 2
20= 1 26 = 64
21 =2 27 = 128
23 = 8 28 = 256
24 = 16 29 = 512
25= 32 210 = 1024
Power of 3
31 = 3
32 = 9
33= 27
34 = 81
35= 243
36 = 729
37 = 2,187
Power of 4
41 = 4
42 = 16
43 = 64
Power of 5
51 = 5
52 = 25
53 = 125
54 = 625
Power of 10
101 = 10
102 = 100
103= 1000
