Perform the indicated operatiom.Express your answer in simplest form.
A. Add or subtract the following rational numbers.
1. 9/25 + 12/25 =
2. 7/9 + ( - 2/5) =
3. 4 2/7 - 3 1/2 =
4. 7/13 - 3/13 =
5. 3/2 + 5/2 - (- 1/2) =
B.Multiply or Divide the following rational numbers.
1. 10/3 × 2/5 =
2. 27/5 ÷ 7/3 =
3. 7/8 × 9/4 =
4. 13/4 × (- 2/7) =
5. 24/15 ÷ 1/3 =
A. Add or subtract the following rational numbers.
1. 9/25 + 12/25 =
2. 7/9 + ( - 2/5) =
3. 4 2/7 - 3 1/2 =
4. 7/13 - 3/13 =
5. 3/2 + 5/2 - (- 1/2) =
B.Multiply or Divide the following rational numbers.
1. 10/3 × 2/5 =
2. 27/5 ÷ 7/3 =
3. 7/8 × 9/4 =
4. 13/4 × (- 2/7) =
5. 24/15 ÷ 1/3 =
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A.
B.