6 + 4 = 12 - SIX PLUS FOUR EQUALS TWELVE, 6 + 4 ≠ 13 - SIX PLUS FOUR IS NOT EQUAL TO THIRTEEN, 15 – 8 = 7 - FIFTEEN MINUS EIGHT EQUALS SEVEN, 4 ± 3 = 1 OR 7 - FOUR PLUS OR MINUS THREE EQUALS ONE OR SEVEN, 5 × 2 = 10 - FIVE TIMES TWO EQUALS TEN (FIVE MULTIPLIED BY TWO EQUALS TEN), 21 ÷ 7 = 3 - TWENTY-ONE DIVIDED BY SEVEN EQUALS THREE, 18.5 > 18 - EIGHTEEN POINT FIVE IS GREATER THAN EIGHTEEN, 3.141 - THREE POINT ONE FOUR ONE, Π ≈ 3.14 - PI IS APPROXIMATELY EQUAL TO 3.14, 1 ÷ 3 = ⅓ - ONE DIVIDED BY THREE EQUALS A THIRD, 2 ÷ 3 = 1½ - TWO DIVIDED BY THREE EQUALS ONE AND A HALF, 20 × 40% = 8 - TWENTY TIMES FORTY PERCENT EQUALS EIGHT (FORTY PERCENT OF TWENTY IS EIGHT), 3(cubed) = 27 - THREE CUBED EQUALS TWENTY-SEVEN (THREE TO THE THIRD EQUALS TWENTY-SEVEN / THREE TO THE POWER OF THREE EQUALS TWENTY-SEVEN), √16 = 4 - THE SQUARE ROOT OF SIXTEEN IS FOUR, √(–4) = 2I - THE SQUARE ROOT OF NEGATIVE FOUR IS TWO I, LOG(base 2)8 = 3 - LOG BASE TWO OF EIGHT EQUALS THREE, 12M / 4S = 3M/S - TWELVE METERS DIVIDED BY FOUR SECONDS EQUALS THREE METERS PER SECOND, 0 < X < ∞ - X IS GREATER THAN ZERO AND LESS THAN INFINITY, 5! = 120 - FIVE FACTORIAL EQUALS 120, 5 X (4 + 3) = 35 - FIVE TIMES THE QUANTITY OF FOUR PLUS THREE EQUALS THIRTY-FIVE,

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