add. 7979 7979 4949 4949 + + 11 9. subtract. 1515 1515 3434 3434 – – 8 8 2 2 9 20 5 5
TRANSCRIPT
Add.Add. 7979
4949
++ 119
119
Subtract.Subtract.1515
3434
––88 22 9209
2055
Subtract.Subtract. 2525
7575
–– –1–1
Add.Add.6767
1414
–– 44 33 17281728–1–1++
Add.Add. -47-47
6565
++ 22352235
Subtract.Subtract.– 6.28 – 0.395 – 6.28 – 0.395 – 6.675– 6.675
Subtract.Subtract. 8158
154545
–– 4154
15––
198.274 + 3.98 – 0.14 198.274 + 3.98 – 0.14
202.114202.114
Subtract.Subtract.
Multiply.Multiply.7373
5959
•• 35273527
Multiply.Multiply.4747
3434
••33 75287528
Multiply.Multiply.-35-35
5959
•• 1313––
Multiply.Multiply.
– 7.2(3.61)(– 0.2) – 7.2(3.61)(– 0.2) 5.19845.1984
Multiply.Multiply.2323
4545
××66 – 3– 3 763
763––
Multiply.Multiply.
11.9(– 29.45) 11.9(– 29.45) – 350.455– 350.455
What is the multiplicative inverse of –7?What is the multiplicative inverse of –7?
1717––
Divide.Divide.
3737
9494
÷÷ –– 4
214
21––
Divide.Divide.
3535
6156
15÷÷ 141455
Divide.Divide.
6565
8989
÷÷ –– 27202720
––
Divide.Divide.
2323
÷÷55 66 17181718
Divide.Divide.
5.3 ÷ 0.65.3 ÷ 0.6 8.838.83––
Divide.Divide.
– 6.4 ÷ 0.2– 6.4 ÷ 0.2 – 32– 32
Evaluate 4x + 2y when x =
and y = .
Evaluate 4x + 2y when x =
and y = .
5858
3737
47144714
Evaluate xy – 5x + 4 when
x = and y = .
Evaluate xy – 5x + 4 when
x = and y = .2323
6565
6565––
Evaluate – (x + 2y) when
x = and y = .
Evaluate – (x + 2y) when
x = and y = .
83837
373
4949 232
2723227
––
Evaluate x – y + z when
x = -4.5, y = 73.9, and z = 16.8.
Evaluate x – y + z when
x = -4.5, y = 73.9, and z = 16.8.
– 61.6– 61.6
Evaluate – 5x + xy when
x = 3.1 and y = – 58.6.
Evaluate – 5x + xy when
x = 3.1 and y = – 58.6.
– 197.16– 197.16
Evaluate 187.3z – 34.87y
when y = 3.9 and z = 16.2.
Evaluate 187.3z – 34.87y
when y = 3.9 and z = 16.2.
2,898.2672,898.267
x + 8 – + xx + 8 – + x
Simplify.Simplify.3737
4949
2525
x + x +29352935
689
689
5x2 – x – + x2 + x – 65x2 – x – + x2 + x – 6
Simplify.Simplify.1818
4747
7272
2323
x2 + x –x2 + x –172
172
13241324
467
467
x x – 2 + 6 x – x x – 2 + 6 x –
Simplify.Simplify.3232
5252
2323
x2 + 13x – 4x2 + 13x – 43232
1 x + – 1 x + –
Simplify.Simplify.1515
3232
9109
10
x +x +6565
9109
10
(3.9x2 – 0.05x – 6.2) + (0.7x2 + 2.6x + 8.3)
(3.9x2 – 0.05x – 6.2) + (0.7x2 + 2.6x + 8.3)
Simplify.Simplify.
4.6x2 + 2.55x + 2.14.6x2 + 2.55x + 2.1
– 5.3(x + xy – 2.6y) + 3.8(x – 0.6xy – 2.1y)– 5.3(x + xy – 2.6y) + 3.8(x – 0.6xy – 2.1y)
Simplify.Simplify.
– 1.5x – 7.58xy + 5.8y– 1.5x – 7.58xy + 5.8y
Solve.Solve.2929
2323
x =x = x = 3x = 3
Solve.Solve.
1 x – = 1 x – = 2323
1919
2525 x = x = 79
22579
225
Solve.Solve.1717
47477x + =7x + = x = x = 3
493
49
Solve.Solve.
– 0.4x – 2.7 = – 6.8– 0.4x – 2.7 = – 6.8 x = 10.25 x = 10.25
1515
3535
x + – = 5x + – = 54545
x = 28x = 282525
Solve.Solve.
64.8x – 4.2(x – 3.1) = 6.7 64.8x – 4.2(x – 3.1) = 6.7
x = – 0.1043x = – 0.1043
Solve.Solve.
Five-eighths of the young people in the youth group went on the ski trip. If 25 young people attended this activity, how many are in the youth group?
Five-eighths of the young people in the youth group went on the ski trip. If 25 young people attended this activity, how many are in the youth group?
40 young people40 young people
A football costs 1.5 times the amount of a basketball. If one of each is purchased and the total price is $37.70 before tax, what is the price of each ball?
A football costs 1.5 times the amount of a basketball. If one of each is purchased and the total price is $37.70 before tax, what is the price of each ball?
basketball: $15.08football: $22.62
basketball: $15.08football: $22.62
A new playground at the elementary school is 15 ft. longer than it is wide. If the perimeter that requires fencing is 177 ft., what are the dimensions of the playground?
A new playground at the elementary school is 15 ft. longer than it is wide. If the perimeter that requires fencing is 177 ft., what are the dimensions of the playground?
4545
1515
36 ft. x 52 ft.36 ft. x 52 ft.2525
1515
An apple has one-thirtieth the number of fat grams that a cup of cottage cheese has. If the total number of fat grams is 4.03 g, how many fat grams are in the apple and how many are in the cup of cottage cheese?
An apple has one-thirtieth the number of fat grams that a cup of cottage cheese has. If the total number of fat grams is 4.03 g, how many fat grams are in the apple and how many are in the cup of cottage cheese?
0.13 g; 3.9 g0.13 g; 3.9 g
(3.52 × 108) + (6.99 × 108)(3.52 × 108) + (6.99 × 108)
1.051 × 1091.051 × 109
(1.9 × 10–6) – (1.2 × 10–5)(1.9 × 10–6) – (1.2 × 10–5)
– 1.01 × 10–5– 1.01 × 10–5
(3.69 × 10–8)(1.9 × 10–6)(3.69 × 10–8)(1.9 × 10–6)
7.011 × 10–147.011 × 10–14
(8.7 × 105) ÷ (2.1 × 108)(8.7 × 105) ÷ (2.1 × 108)
4.14 × 10–34.14 × 10–3
(5.9 × 106)(8.6 × 108)(5.9 × 106)(8.6 × 108)
5.074 × 10155.074 × 1015
(9.2 × 10–12) + (3.6 × 10–8)(9.2 × 10–12) + (3.6 × 10–8)
3.60092 × 10–83.60092 × 10–8
State the mathematical significance of Exodus 39:32.
State the mathematical significance of Exodus 39:32.