1 1 Rational Numbers Bell Work Simplify 15
1 -1 Rational Numbers Bell Work Simplify. 15 21 5 7 Write each decimal as a fraction in simplest form. 2. -0. 41 41 – 100 3. – 0. 625 – 5 8
1 -1 Rational Numbers Learning Target: I can • Write fractions as decimals
1 -1 Rational Numbers To write a fraction as a decimal, divide the numerator by the denominator. You can use long division. numerator denominator numerator
1 -1 Rational Try this Numbers one with me: Write the fraction as a decimal. 11 9 The fraction 1. 2 9 11. 0 – 9 20 – 1 8 2 The pattern repeats. Writing Math A repeating decimal can be written with a bar over the digits_that repeat. So 1. 2222… = 1. 2. 11 is equivalent to the decimal 1. 2. 9
1 -1 Rational Numbers Try this one with your partner: Write the fraction as a decimal. 7 20 0. 3 5 This is a terminating decimal. 20 7. 0 0 – 0 70 – 6 0 1 00 – 1 0 0 0 The remainder is 0. The fraction 7 is equivalent to the decimal 0. 35. 20
1 -1 Rational Numbers Try this one with your partner: Write the fraction as a decimal. 15 9 The fraction 1. 6 9 15. 0 – 9 60 – 5 4 6 The pattern repeats, so draw a bar over the 6 to indicate that this is a repeating decimal. 15 is equivalent to the decimal 1. 6. 9
1 -1 Rational Numbers Try this one by yourself: Write the fraction as a decimal. 9 40 0. 2 2 5 This is a terminating decimal. 40 9. 0 0 0 – 0 90 – 8 0 1 00 – 80 200 – 200 0 The remainder is 0. 9 The fraction is equivalent to the decimal 0. 225. 40
1 -1 Rational Numbers Do you have the learning target mastered?
1 -1 Rational Numbers Which of the following represents the given fraction as a decimal? 51 9 A. 4. 3 B. 4. 6 C. 5. 6 D. 6. 5
1 -1 Rational Numbers Assignment: • Page 8, problems 19 – 28, 59 and 60
- Slides: 10