1. If Christopher Columbus did not discover America, the world would be fewer continents.2.If Columbus did not discover America,the people of NK would say "that Columbus discovery was one ot the most important things in history"3.If people didn't know that the Earth is round(the planet is round) they would not do the trip around the world4. If people hadn't sailed with gold from Asia, people would not be interested in it5.If America did not open, people would not say: "In fourteen hundred and ninety two Columbus sailed the ocean blue.."
1)forty plus twenty equals sixty 2)fifty-seven plus five equals sixty-one 3)eighteen plus seven equals twenty-five 4)seventy-eight plus fourteen equal to ninety-two 5)nineteen plus eight equals twenty-seven 6)sixty-eight plus fifteen equal to eighty-three 7)plus forty-two and forty-five and eighty-seven equal 8)eighty-three plus seven is equal to ninety 9)eighty-five plus fifteen hundred 10)ninety-nine plus one equals one hundred 11)plus fifty-three hundred and forty-seven equal 12)twenty-seven plus one hundred and seventy-three equals удачи тебе в учёбе!