1.4 Exercises
1. Evaluate 2 · 3 − 2(4 − 5).
2. Evaluate −|2 − |3 − 6||.
3. Evaluate −(−2 + 2 · 5) + 5 − 5 + 2(1 − 5).
4. Evaluate 4 ÷ 2 · 2.
2 −2
5. Evaluate − .
−5 5
3 7
6. Evaluate, reduce, and find on a numberline: − .
10 6
3 7
7. Evaluate, reduce, and find on a numberline: · .
10 6
−29 4
8. Estimate and verify your answer by direct computation: ÷3− .
5 −3
3 2 5 11 17 19
9. Evaluate and reduce · · · · · .
2 15 4 3 19 11
6 7
10. Which fraction is bigger and why? or ?
15 16
8
11. Write as a mixed number and as a decimal.
3
1 1
12. Multiply 3 and 4 .
2 3
10
1. Evaluate 2 · 3 − 2(4 − 5).
2. Evaluate −|2 − |3 − 6||.
3. Evaluate −(−2 + 2 · 5) + 5 − 5 + 2(1 − 5).
4. Evaluate 4 ÷ 2 · 2.
2 −2
5. Evaluate − .
−5 5
3 7
6. Evaluate, reduce, and find on a numberline: − .
10 6
3 7
7. Evaluate, reduce, and find on a numberline: · .
10 6
−29 4
8. Estimate and verify your answer by direct computation: ÷3− .
5 −3
3 2 5 11 17 19
9. Evaluate and reduce · · · · · .
2 15 4 3 19 11
6 7
10. Which fraction is bigger and why? or ?
15 16
8
11. Write as a mixed number and as a decimal.
3
1 1
12. Multiply 3 and 4 .
2 3
10
