CARIBBEAN PRImARy mATHEmATICS Workbook 6 - Macmillan ...

4 Writing numbers (Use after 1.1C)Write the following numbers using numerals.1 eleven thousand and twenty____________________________________________________________________________2 nine hundred and sixteen____________________________________________________________________________3 fourteen hundred and sixty-two____________________________________________________________________________4 twenty-two thousand, one hundred and seven____________________________________________________________________________5 six hundred and seventy-two thousand____________________________________________________________________________6 seventy-one thousand and nine hundred____________________________________________________________________________7 four hundred thousand____________________________________________________________________________8 forty-eight thousand, one hundred and fifty-three____________________________________________________________________________9 five hundred and eleven thousand, two hundred and six____________________________________________________________________________10 eight million, and six hundred and ninety-eight thousand____________________________________________________________________________11 seventy-two thousand, five hundred and sixteen____________________________________________________________________________12 seven hundred and thirty-four thousand, six hundred and eighty____________________________________________________________________________Unit 1: Number 7BRIGHT_SPARKS_2e_WB6_pr3.indd 7 06/07/2012 10:34

5 Value (Use with 1.2A)Write the value of the underlined digit.1 7734 _______________6 67 598 _______________2 890 _______________7 44 396 _______________3 6400 _______________8 62 804 _______________4 1208 _______________9 144 398 _______________5 786 _______________10 760 330 _______________6 Value (Use with 1.2B)Write the value of each digit.Example9509 = 900 + 500 + 91 136 = _____________________________________________2 709 = _____________________________________________3 5065 = _____________________________________________4 69 000 = _____________________________________________5 23 708 = _____________________________________________6 42 091 = _____________________________________________7 88 320 = _____________________________________________8 203 760 = _____________________________________________8Unit 1: NumberBRIGHT_SPARKS_2e_WB6_pr3.indd 8 06/07/2012 10:34

7 Value / expanded form (Use with 1.3A)Write these numbers in standard form.1 900 + 70 + 2 = __________2 8000 + 300 + 20 + 1 = __________3 4000 + 30 + 5 = __________4 900 + 50 = __________5 8000 + 70 = __________6 20000 + 3000 + 900 + 30 + 6 = __________7 70000 + 8000 + 600 = __________8 60000 + 3000 = __________9 700000 + 40000 + 6000 + 700 + 70 + 2 = __________10 900000 + 3000 + 500 + 10 + 4 = __________8 Expanded form (Use with 1.3C)Expand each of these numbers using the method shown.Example90528 = (9 × 10000) + (5 × 100) + (2 × 10) + (8 × 1)1 5432 = _______________________________________________________2 360 = _______________________________________________________3 40 505 = _______________________________________________________4 14 780 = _______________________________________________________5 218 003 = _______________________________________________________Unit 1: Number 9BRIGHT_SPARKS_2e_WB6_pr3.indd 9 06/07/2012 10:34

9 Expanded numbers (Use with 1.3D)Expand each of these numbers using the method shown.Example90528 = 9 × 10000 + 5 × 100 + 2 × 10 + 8 × 11 2356 = __________________________________________________2 672 = __________________________________________________3 21 340 = __________________________________________________4 284 005 = __________________________________________________5 364 758 = __________________________________________________Write these numbers in standard form.6 7 × 10 000 + 9 × 100 + 1 × 10 = _____________7 4 × 100 000 + 2 × 10 000 + 3 × 1000 = _____________8 (5 × 10 000) + (2 × 1000) + (1 × 100) = _____________9 (7 × 100 000) + (4 × 1000) + (1 × 10) + (6 × 1) = _____________10 600 000 + 5000 + 30 = _____________10Unit 1: NumberBRIGHT_SPARKS_2e_WB6_pr3.indd 10 06/07/2012 10:34

10 Number (Use after 1.3E)Review1 Write the value of the underlined digit.a765 432 __________b796 120 __________c918 792 __________d546 088 __________2 Write the place value of the underlined digit.a 64 675 _______________c899 734 _______________b465 722 _______________3 In the number 6 395 421, which digit is in the millions place? _____4 Arrange these numbers in order, from least to greatest.a 33758, 7795, 884901, 43668, 68840____________________________________________________________b 8013, 80 113, 801, 801113, 810113____________________________________________________________c 68910, 68710, 61010, 61111, 61810____________________________________________________________5 Arrange these numbers in order, from greatest to least.a 2611, 6211, 2161, 2612____________________________________________________________b 9115, 915, 91511, 911151____________________________________________________________c 414063, 41 406, 411406, 410463____________________________________________________________Unit 1: Number 11BRIGHT_SPARKS_2e_WB6_pr3.indd 11 06/07/2012 10:34

11 Mental Maths (Use with 1.4)Use strategies to solve each of the following mentally.1 24 × 5 = 12 × _____8 120 × 4 = 4 × _____ × 1015 35 × 6 = _____2 6 × 25 = 3 × _____9 80 × 8 = 10 × 8 × _____16 4 × 24 = 8 × _____3 8 × 15 = 4 × _____10 22 × 6 = 11 × _____17 7 × 90 = _____4 70 × 6 = 10 × _____ × 611 16 × 6 = 8 × _____18 29 × 6 = (30 × 6) − _____5 11 × 50 = 11 × 5 × _____12 4 × 18 = _____19 19 × 7 = ( _____ × 7) − 76 90 × 11 = 10 × _____ × 1113 25 × 16 = _____20 39 × 8 = _____7 86 × 5 = 43 × _____14 8 × 20 = _____12 Expanded numbers with regrouping (Use with 1.5A)Fill in the missing numbers.1 938 = 9 hundreds + _____ tens + 18 ones2 5616 = 5 thousands + _____ hundreds + 11 tens + 6 ones3 5123 = 5 thousands + _____ tens + 3 ones4 8940 = _____ thousands + 19 hundreds + 4 tens5 4581 = 3 thousands + _____ hundreds + 8 tens + 1 one6 79 090 = 7 ten thousands + 9 thousands + _____ tens + 10 ones7 78 205 = 6 ten thousands + _____ thousands + 2 hundreds + 5 ones8 50 732 = 5 ten thousands + 7 hundreds + 2 tens + _____ ones9 315 046 = _____ thousands + 4 tens + 6 ones10 402 360 = _____ ten thousands + 23 hundreds + 6 tens12Unit 1: NumberBRIGHT_SPARKS_2e_WB6_pr3.indd 12 06/07/2012 10:34

13 More expanded numbers with regrouping (Use with 1.5B)1 790 = 79 × _____2 4270 = _____ × 100 + 7 × 13 4000 = 4000 × _____4 396 = 3 × 100 + 96 × _____5 6281 = (5 × 1000) + ( _____ × 100) + (8 × 10) + 1 × 16 574 = 500 + 60 + _____7 2758 = 2000 + _____ + 1588 3259 = 32 × 100 + 59 × _____9 7964 = ( _____ × 10) + (4 × 1)10 8503 = 8 × 1000 + 4 × 100 + _____ × 10 + 3 × 1Unit 1: Number 13BRIGHT_SPARKS_2e_WB6_pr3.indd 13 06/07/2012 10:34