SEVENTY - 100 - 30 =
SIXTY-SIX - 60 + 2 + 4 =
FOUR - A raiz quadrada de 16
TWENTY-FIVE - Quanto é 5²
FORTY-TWO - 6 X 7 =
THIRTY - (5 x 7) - 5 =
ONE HUNDRED - 10 + 90 =
ZERO - 100 + 20 - 80 =
FIFTEEN - 45 : 3 =