6th Grade Math Textbook, Progress

261, 263, 265, 268, 269, 270, 271, 272, 273, 277, 278, 279, 280, 281, 282, 283, 284, 285, 348, 350, 351, 369, 379, 382–3, 386–7, ...

561 359, 361, 365, 366, 367, 368, 369, 371,381, 382–3, 385, 386–7, 388–9, 390–1, 392–3, 395, 404–5, 407, 409,413, 417, 418, 420– ...

562 Still More Practice,521–32 Strategies(see Estimation strategies and Problem-Solving Strategies) Subtraction of decimals chec ...

563 Mathematical Symbols
is equal to  is not equal to  is less than  is greater than
is approximately equal to ... contin ...

564 60 seconds (s)
1 minute (min) 0 52 weeks
1 year 60 minutes
1 hour (h) 365 days
1 year 24 hours
1 day (d) 366 days
1 lea ...

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