# A Manual of Arithmetic ...

American Book Company, 1876

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### Περιεχόμενα

 Methods of Teaching Arithmetic 9 THE PRIMARY ARITHMETIC 15 Addition and Subtraction with Numbers not exceeding Twenty 22 Addition o 30 Division 37 Oral Lessons in Denominate Numbers e 43 General Suggestions 53
 Subtraction 61 Common Fractions 67 Decimal Fractions 69 Percentage 76 THE COMPLETE ARITHMETIC 97 Models of Analysis and Illustrative Solutions 11 to 115 11 Πνευματικά δικαιώματα

### Δημοφιλή αποσπάσματα

Σελίδα 88 - The areas of circles are to each other as the squares of their diameters.
Σελίδα 85 - The square root of a fraction is found by extracting the square root of the numerator for a new numerator, and the root of the denominator for a new denominator ; if, however, this cannot be done, let the fraction be reduced to a decimal and the root extracted as before.
Σελίδα 58 - Addition is the process of finding the sum of two or more numbers.
Σελίδα 90 - Surfaces of spheres are to each other as the squares of their diameters.
Σελίδα 42 - Since the denominator denotes the number of equal parts into which the unit is divided...
Σελίδα 20 - ... are 5 1 and 2 are 3 2 and 2 are 4 3 and 2 are 5 4 and 2 are 6 1 and 3 are 4 2 and 3 are 5 3 and 3 are 6...
Σελίδα 59 - Write the multiplier under the multiplicand so that units of the same order shall stand in the same column, and draw a line underneath.
Σελίδα 89 - Show why it is that the area of a triangle equals one-half the product of the base by the altitude...
Σελίδα 92 - How much will it cost to lay a pavement 36 ft. long and 9 ft. 6 in. wide at 40/ a sq.
Σελίδα 103 - Find i the distance of the foot of the ladder from the base of the wall ii the distance of the top of the ladder above the ground.