555simple interest, 434–5
unit price, 430–1
Coordinate plane
graph of a line, 510–1, 514–5, 519
in four quadrants, 504–5, 506–7, 508–9, 510–1, 514–5,
516–7, 519
ordered pairs / x- and y-axis, 504–5, 506–7, 508–9, 510–1,
514–5, 519
quadrants, 504–5
transformations, 506–7, 508–9
Critical Thinking,33, 35, 53, 65, 75, 87, 93, 99, 103, 121, 129,
149, 153, 159, 177, 181, 187, 189, 191, 195, 199, 207, 221,
231, 249, 251, 263, 291, 297, 309, 313, 319, 329, 339, 345,
349, 361, 363, 375, 377, 383, 385, 391, 413, 447, 459, 463,
479, 495, 509, 513Data (see Statistics)
Decimals
compare and order, 40–1, 97, 99
concepts, 36–41, 200–3
decimal sense, 40–1, 48–9
equivalent decimals, 36–7, 40
greater than one, 40–1
on a number line, 40, 204–5, 398
operations (see Addition, Division, Multiplication, and
Subtraction of decimals)
place value (see Place value, decimals)
read and write, 34–5, 200–1, 202–3, 205
related to fractions, 200–1, 202–3, 204–5, 206–7, 396–7,
398–9
related to percent, 396–7, 398–9
repeating / terminating, 206–7
representations, 398–9
rounding, (for rules see Estimation, for computation see
Estimation strategies)
word names, 34–5
Distributive property(see Algebra, properties)
Divisibility,3(SU), 88–9, 178–9, 183
Division of decimals
check (inverse operations), 96–7, 102–3, 104
computation
divide a decimal by a decimal, 98–9, 102–3, 110–11
divide a decimal by a fraction, 268–9
divisors of 10 through 1000, 94–5
by whole numbers, 96–7, 100–1
short division, 96–7
estimate quotients, 96–7, 100–2, 104, 110–1
missing dividend/divisor, 95, 99
patterns, 94–5, 98–9, 103
zero as a placeholder in the dividend, 104–5
zero in the quotient, 104–5
Division of fractions and mixed numbers
checking (inverse operations), 260, 264–5
computation
fractions, 258–9, 260–1
mixed/whole numbers, 258–9, 264–5
estimate, 260–1
meaning, 258–9
missing divisor / dividend, 265
reciprocal, 260–1, 264–5
related to multiplication, 260–3
rename, 264–5
representations, 258–61Division of integers
computation, 160–1, 500–1
related to multiplication, 160–1
rules, 160–1
Division of whole numbers and money
check (inverse operations), 10(SU), 11(SU), 89, 92–3
computation
1- to 3-digit quotients, 10(SU), 11(SU), 88–9, 92–3
dividends: multiples of 10 through 100,000, 66–7
divisors: multiples of 10, 100, and 1000, 94–5
money, 88–9
patterns, 88–9, 90–1
short division, 88–9
trial quotients, 10(SU)
zero as a placeholder in the dividend, 104–5
zero in the quotient, 92–3
concepts, 88–9, 92–3, 190–1
divisibility, 178–9
divisor / dividend / quotient, 90–1, 100
estimate quotients, 90–3
interpret the remainder, 89, 112–3
missing dividend / divisor, 7(SU), 10(SU), 95, 109
remainder, 88–9, 92–3, 112–3
Do You Remember?,55, 77, 91, 125, 133, 165, 167, 193, 201,
223, 227, 233, 235, 269, 273, 303, 341, 343, 365, 381, 403,
425, 435, 449, 461, 469, 497, 515Enrichment(see also Brain Builders, Challenge, and Critical
Thinking)
Complex Fractions, 287
Inequalities in One Variable, 173
Logic: Conjunctions and Disjunctions, 491
Logic: Open / Closed Statements, 117
Logic: Statements and Negations, 245
Network, 371
Patterns: Sequences, 145
Percent Change, 443
Pythagorean Theorem, 409
Roman Numerals, 61
Sieve of Eratosthenes, 217
Slope, 519
Square Roots, 83
Triple Line and Bar Graphs, 325
Estimation
check for reasonableness, 44, 48, 92, 96, 102, 104, 224–5,
226, 228, 230, 231, 232, 256, 264, 268, 385, 455
fraction sense, 192–3, 224–5, 262–3, 378–9, 398–9, 414–5
geometry
greater/less than a right angle, 331
measurement
angle, 330–1
area, 464–5, 472–3
circumference, 470–1
precision, 449, 452–3, 461, 463, 467
temperature (C as F), 166
percent, 416–21
rounding: rules for (for computation see Estimation
strategies)
decimals
to the greatest non-zero place, 42–3, 68–9
through nearest ten thousandth, 42–3, 110–1
to nearest whole number, 72
fractions/mixed numbers, 224–5, 256, 262–3
money
to nearest cent, 42–3, 73, 111, 1258206-2_553-562 3/28/06 5:17 PM Page 555