Mathematics for Elementary Teachers: A Contemporary ApproachMacmillan, 1988 - 874 σελίδες All the essential mathematics teachers need for teaching at the elementary and middle school levels! This best seller features rich problem-solving strategies, relevant topics, and extensive opportunities for hands-on experience. |
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Αποτελέσματα 1 - 3 από τα 56.
Σελίδα 66
... Adding ten . When using base ten pieces as a model , adding 10 amounts to laying down a " long " and saying the new name . For example , 3 + 10 is 3 units and 1 long , or 13 , 7+ 10 is seventeen , and so on . 7. Associativity . The sum ...
... Adding ten . When using base ten pieces as a model , adding 10 amounts to laying down a " long " and saying the new name . For example , 3 + 10 is 3 units and 1 long , or 13 , 7+ 10 is seventeen , and so on . 7. Associativity . The sum ...
Σελίδα 244
... Adding zero . a + 0 = 0 + a = a . 2. Adding two positives . If a and b are positive , they are added as whole numbers . 3. Adding two negatives . If a and b are positive ( hence - a and b are negative ) , then ( -a ) + ( -b ) = ( a + b ) ...
... Adding zero . a + 0 = 0 + a = a . 2. Adding two positives . If a and b are positive , they are added as whole numbers . 3. Adding two negatives . If a and b are positive ( hence - a and b are negative ) , then ( -a ) + ( -b ) = ( a + b ) ...
Σελίδα 248
... adding the opposite . Definition Subtraction of Integers : Adding the Opposite Let a and b be any integers . Then a b = a + ( -b ) Adding the opposite is perhaps the most efficient method for subtracting integers because it replaces any ...
... adding the opposite . Definition Subtraction of Integers : Adding the Opposite Let a and b be any integers . Then a b = a + ( -b ) Adding the opposite is perhaps the most efficient method for subtracting integers because it replaces any ...
Περιεχόμενα
of Modern Problem Solving | 3 |
Solutions of Additional Problems 22 Ordering 61 Addition | 61 |
Chapter Review 24 Subtraction | 67 |
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Συχνά εμφανιζόμενοι όροι και φράσεις
AABC ABCD addition additive inverse algorithm answer base bisector calculator chapter circle coins compass and straightedge congruence property congruent Construct coordinates corresponding cube decimal diagonals diagram digits distance division Draw equal equation equilateral equivalent example EXERCISE/PROBLEM SET Figure Find following numbers fractions geometric Geometric Supposer given glide reflection GOTO graph Hence integers intersection isometry isosceles length line segment maps mathematics measure median midpoint multiplication n-gon negative number line outcomes pairs parallel parallelogram Pascal's triangle perpendicular plane polygons prime factors PRINT prism probability problem procedure Pythagorean Pythagorean theorem Pythagorean triple quadrilateral quotient rational numbers real numbers rectangle regular n-gon represent rhombus right triangle rotation sample space scores Section SETXY shape sides slope Solution Solve square square lattice strategies subtraction Suppose symmetry tessellation verify vertex angles vertices whole numbers whole-number
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Perspectives on Latinos Luis Ortiz-Franco,Norma G. Hernandez,Yolanda De la Cruz Προβολή αποσπασμάτων - 1999 |