Try It
nine trillion, two hundred fifty-eight billion, one hundred thirty-seven million, nine hundred four thousand, sixty-one
seventeen trillion, eight hundred sixty-four billion, three hundred twenty-five million, six hundred nineteen thousand, four
- ⓐ eight plus four; the sum of eight and four
- ⓑ eighteen plus eleven; the sum of eighteen and eleven
- ⓐ twenty-one plus sixteen; the sum of twenty-one and sixteen
- ⓑ one hundred plus two hundred; the sum of one hundred and two hundred
- ⓐ twelve minus four; the difference of twelve and four
- ⓑ twenty-nine minus eleven; the difference of twenty-nine and eleven
- ⓐ eleven minus two; the difference of eleven and two
- ⓑ twenty-nine minus twelve; the difference of twenty-nine and twelve
- ⓐ eight times seven ; the product of eight and seven
- ⓑ eighteen times eleven ; the product of eighteen and eleven
- ⓐ thirteen times seven ; the product of thirteen and seven
- ⓑ five times sixteen; the product of five and sixteen
- ⓐ eighty-four divided by seven; the quotient of eighty-four and seven
- ⓑ eighteen divided by six; the quotient of eighteen and six.
- ⓒ twenty-four divided by eight; the quotient of twenty-four and eight
- ⓐ seventy-two divided by nine; the quotient of seventy-two and nine
- ⓑ twenty-one divided by three; the quotient of twenty-one and three
- ⓒ fifty-four divided by six; the quotient of fifty-four and six
Section 1.1 Exercises
One billion, three hundred seventy-seven million, five hundred eighty-three thousand, one hundred fifty-six
Section 1.2 Exercises
Section 1.3 Exercises
hundred seventy-five minus three hundred fifty; the difference of six hundred seventy-five and three hundred fifty
Section 1.4 Exercises
Section 1.5 Exercises
Answers may vary. Using multiplication facts can help you check your answers once you’ve finished division.
Jenna uses 26 pairs of contact lenses, but there is 1 day left over, so she needs 27 pairs for 365 days.