I WANT SA ON MATHS SYMBOLS AND USES
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Symbol Name Meaning / definition EX
= equals signequality 5 = 2+3
≠ not equal signinequality 5 ≠ 4
≈ approximately equalapproximations in(0.01) ≈ 0.01,
> strict inequality greater than 5 > 4
< strict inequality less than 4 < 5
≥ inequality greater than or equal to 5 ≥ 4,
≤ inequality less than or equal to 4 ≤ 5,
( ) parentheses calculate expression 2 × (3+5)
+ plus signaddition 1 + 1 = 2
− minus signsubtraction 2 − 1 = 1
± plus - minusboth plus and minus 3 ± 5 = 8 and -2±minus
operations -
* asterisk multiplication 2 * 3 = 6
÷ division sign / obelusdivision 6 ÷ 2 = 3
/ division slashdivision 6 / 2 = 3
— horizontal linedivision / fraction
a^b caret exponent 2 ^ 3 = 8
√A square root √a ⋅ √a = a √9 = ±3
% percent 1% = 1/100 10% × 30 = 3
‰ per-mille 1‰ = 1/1000 = 0.1% 10‰ × 30 = 0.3
= equals signequality 5 = 2+3
≠ not equal signinequality 5 ≠ 4
≈ approximately equalapproximations in(0.01) ≈ 0.01,
> strict inequality greater than 5 > 4
< strict inequality less than 4 < 5
≥ inequality greater than or equal to 5 ≥ 4,
≤ inequality less than or equal to 4 ≤ 5,
( ) parentheses calculate expression 2 × (3+5)
+ plus signaddition 1 + 1 = 2
− minus signsubtraction 2 − 1 = 1
± plus - minusboth plus and minus 3 ± 5 = 8 and -2±minus
operations -
* asterisk multiplication 2 * 3 = 6
÷ division sign / obelusdivision 6 ÷ 2 = 3
/ division slashdivision 6 / 2 = 3
— horizontal linedivision / fraction
a^b caret exponent 2 ^ 3 = 8
√A square root √a ⋅ √a = a √9 = ±3
% percent 1% = 1/100 10% × 30 = 3
‰ per-mille 1‰ = 1/1000 = 0.1% 10‰ × 30 = 0.3
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