Elementary arithmetic, with brief notices of its history... by Robert Potts.

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37-0004 and 2-2365: '09183475 and 365-64: '0001125 and 3-25:
56-001 and 1-002: -00003712 and '00078: -02534 and -03256.
4. Multiply the sum of 2-616, '00132, and 1-0448 by '62639.
V.
Find the quotients of the following finite decimals:1. -5 by 5: -075 by '25: 00081 by -27: -0175 by 3-5: -00385 by 35:
-000125 by 125000: -002291 by -29: 21-875 by 17'5: -00426 by '071:
-000625 by '125: 552-5325 by 3-25: 43-7265 by 2'37: 278'48352 by
27-84.
2. -94 by '47: -144 by '012: 2-625 by '005: '001813 by '000049:
14-904 by -324: 4-8822 by '0079: 2-1825 by -0025: 22-801 by -151.
3. '72 by '018: 2-3 by -000625: 4 by '00001: 400 by '08: 0021
by '00003: 126-025 by -0000071: 514-25 by -00000085: 10 by -00625.
4. Divide -0175 by 35, and 35 by -0175; 1700 by '0017, and -0017
by 1700; -05 by -02, and -02 by '05; '000282 by '000705, and.000705 by '000282.
5. Prove that a decimal is divided by 10000 by removing the
Jecimal point in the dividend four places towards the left.
6. Enunciate the general rules for the division of decimals. In
cases where the division does not terminate, explain how to determine
the place of the decimal point in the remainder.
7. Find the quotients of the following decimals, each to seven places
of decimals, and state the values of the remainders in each case:148 by -00727: 16-65 by 2-927: 72 by 1-00005: -0006163 by
2994-418: 1 by 3-14159: 639-176 by 17-23: 9-91931 by 35-3: -0001
by '03: 41-22054 by '00087009.
8. Find the quotient arising from dividing the sum of 83033 and
~0337 by their difference.
9. Find the product of the quotients of 5-625 divided by '45, and
4045 divided by 56-25.
10. Divide 375 by '75 and '75 by 375, and find the suni and.
difference of the quotients.
11. Divide 76-57 by -0019 and multiply the quotient by -' of
-0008568.
12. Express the millionth part of -5 as a decimal.
VI.
1. Convert the divisor '625625 into a multiplier.
2. What divisor is equivalent to -0064 as a multiplier?
3. By what number must '0016 be multiplied that the result may
lie unity?
4. How many times can '0087 be taken from 2-291? What fraction will the remainder be of the former?
5. Divide -31398 by '079, and write down the true value of the
remnainder after obtaining two decimal places in the quotient.