Part II: Perform the indicated operations. ( 1 point per item )
A. Whole Numbers
1. 65 + 105 =
2. 96 - 47 =
3. 16 × 49 =
4. 952 ÷ 28 =
5. 8 × 7 - 12 ÷ 3 =
B. Fractions (Answers should be in simplest form)
1. ⅗ + ⅕=
2. 1 ½ + ¾=
3. 6/7 - ½=
4. 11/8 × ⅖=
5. 2 ⅓ ÷ ¼=
C. Decimals
1. 2.005 + 4.0078 =
2. 89.62 - 71.55=
3. 2.71 × 3.1=
4. 25.6310 ÷ 0.02=
5. 2.38 × 12.05=
D. Integers
1. (-22) + (-16)=
2. 21 + (-21) + (-4)=
3. (-8) + (-4) + 23=
4. (-168) ÷ (42)=
5. (-27) (-13) =
E. Polynomials
1. 7× + 2× + 19× =
2. -6× -3 + 3× - 9=
3. ( 3×-4y) - (×+2y)=
4. 18×⁵ ÷ 6׳=
5. (×+5) (×-7) =
A. Whole Numbers
1. 65 + 105 =
2. 96 - 47 =
3. 16 × 49 =
4. 952 ÷ 28 =
5. 8 × 7 - 12 ÷ 3 =
B. Fractions (Answers should be in simplest form)
1. ⅗ + ⅕=
2. 1 ½ + ¾=
3. 6/7 - ½=
4. 11/8 × ⅖=
5. 2 ⅓ ÷ ¼=
C. Decimals
1. 2.005 + 4.0078 =
2. 89.62 - 71.55=
3. 2.71 × 3.1=
4. 25.6310 ÷ 0.02=
5. 2.38 × 12.05=
D. Integers
1. (-22) + (-16)=
2. 21 + (-21) + (-4)=
3. (-8) + (-4) + 23=
4. (-168) ÷ (42)=
5. (-27) (-13) =
E. Polynomials
1. 7× + 2× + 19× =
2. -6× -3 + 3× - 9=
3. ( 3×-4y) - (×+2y)=
4. 18×⁵ ÷ 6׳=
5. (×+5) (×-7) =
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Answer:
A. Whole Numbers
1.65 + 105 =170
2.96 - 47 =49
3.16 × 49 =784
4.952 ÷ 28 =34
5.8 × 7 - 12 ÷ 3 =14.66
B. Fractions (Answers should be in simplest form)
1. ⅗ + ⅕=4/10
2. 1 ½ + ¾=1 4/6
3. 6/7 - ½=1
4. 11/8 × ⅖=22/40
5. 2 ⅓ ÷ ¼= 1
C. Decimals
1. 2.005 + 4.0078 =6.128
2. 89.62 - 71.55=18.07
3. 2.71 × 3.1=8.401
4. 25.6310 ÷ 0.02=1281.55
5. 2.38 × 12.05=28.679
D. Integers
1. (-22) + (-16)=-38
2. 21 + (-21) + (-4)=-4
3. (-8) + (-4) + 23=11
4. (-168) ÷ (42)=-4
5. (-27) (-13) =351
E. Polynomials
1. 7× + 2× + 19× =28x
2. -6× -3 + 3× - 9=-36
3. ( 3×-4y) - (×+2y)=-14
4. 18×⁵ ÷ 6׳=3x2
5. (×+5) (×-7) =-35
Step-by-step explanation:
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