Arithmetic in the Hindu-Arabic System
Contemporary Math (MAT-130)
Write each number in expanded form.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
87
204
37856
9473
184672
Thirty-four
One million, three hundred forty-five thousand, seven
Six hundred eleven
Thirteen thousand, nine hundred seventy-eight
Four hundred thirty thousand, five hundred seventeen
Simplify each expansion.
11.
12.
13.
14.
15.
)
In the following, do each addition or subtraction in expanded notation.
16.
17.
18.
19.
20.
Use the lattice method to find each product.
21.
22.
23.
24.
Use Napier’s rods to find each product.
25.
26.
27.
28.
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Arithmetic in the Hindu-Arabic System
Contemporary Math (MAT-130)
Use the nine’s complement method to perform each subtraction.
29.
30.
31.
32.
Use the Russian peasant method to find each product.
33.
34.
35.
36.
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Arithmetic in the Hindu-Arabic System
Contemporary Math (MAT-130)
Solutions:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
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Arithmetic in the Hindu-Arabic System
Contemporary Math (MAT-130)
2
21.
1 1
1 1
1
0 0
2 0
7
6
4
0 0
22. 5 0
5 1
23.
5
4 0
8 1
5 1
0 2
2 1
5 3
3
5
5
6
2 1
0 3
5 1
5 4
7
27.
8 0
2 0
3 3
7 7
7
3
6
4 0
0 0
9 1
0 0
8 3
0 0
8 1
8 3
6 6
8
26.
1
5
8
2 2
24. 5 0
5 4
25.
5 5
6 6
1
8
4
5
0
4
5
0
4
6
6
7
8
5
4
7
1
0
1
5
7
0
2
0
4
1
0
3
6
2
2
5
3
4
1
4
4
8
3
6
2
5
3
2
6
2
7
4
1
1
4
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Arithmetic in the Hindu-Arabic System
Contemporary Math (MAT-130)
28.
1
3
5
9
1
3
5
9
5
4
3
6
1
3
5
9
1
9
1
6
1
4
1
1
9
29.
30.
31.
32.
33.
34.
35.
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Arithmetic in the Hindu-Arabic System
Contemporary Math (MAT-130)
36.
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