1. +/- Numbers Year 6 – Place value, rounding and mental methods

3. Eight million, seven hundred and thirty-one thousand, seven hundred and ninety-nine
Hundred-thousands
Ten-thousands
Millions
Thousands
Hundreds
Tens
Units 8 , 7 3 1 , 7 9 9
8,000,000
700,000
30,000
1,000
700 90 9

4. 5 , 5 2 , 6 4 Five million, fifty-two thousand, six hundred and four
Hundred-thousands
Ten-thousands
Millions
Thousands
Hundreds
Tens
Units 5 , 5 2 , 6 4
5,000,000
50,000
2,000
600 4

5. 3 , 5 , 2 Three million, five thousand and twenty 3,000,000 5,000 20
Hundred-thousands
Ten-thousands
Millions
Thousands
Hundreds
Tens
Units 3 , 5 , 2
3,000,000
5,000 20

7. Write these numbers in digits.
Three million, six hundred and three thousand, eight hundred and two 3,
603,
802
Seven million, five hundred and twelve thousand, one hundred and forty-five 7,
512,
145
Three million, eight hundred thousand and eighteen 3,
800,
018

8. Write these numbers in words.
4,215,000
Four million,
two hundred and fifteen thousand
3,305,705
Three million,
three hundred and five thousand,
seven hundred and five
2,000,020
Two million
and twenty

10. Put these numbers into ascending order.
1,505,000
1,005,000
1,550,050
1,000,500
1,550,505
1,000,500
1,005,000
1,505,000
1,550,050
1,550,505

11. Put these numbers into ascending order.
45,000
450,555
540,000
4,000,000
5,400
5,400
45,000
450,555
540,000
4,000,000

13. 5 , 1 8 5 , 5 5 5 Round 5,185,555 to the nearest: 1,000,000: 10,000:
Hundred-thousands
Ten-thousands
Millions
Thousands
Hundreds
Tens
Units 5 , 1 8 5 , 5 5 5
Round 5,185,555 to the nearest:
1,000,000:
5,000,000
10,000:
5,190,000
100:
5,185,600
100,000:
5,200,000
1,000:
5,186,000
10:
5,185,560

14. 7 , 6 4 3 , 5 1 Round 7,643,501 to the nearest: 1,000,000: 10,000:
Hundred-thousands
Ten-thousands
Millions
Thousands
Hundreds
Tens
Units 7 , 6 4 3 , 5 1
Round 7,643,501 to the nearest:
1,000,000:
8,000,000
10,000:
7,640,000
100:
7,643,500
100,000:
7,600,000
1,000:
7,644,000
10:
7,643,500

16. 5 5, , 0 0 0, =
3, 0 5 5, 5 5 0
8 5 0, , 0 0 0, =
2, 8 5 0, 0 0 0
6, 9 3 1, – 6, 0 0 0, =
9 3 1, 0 0 0
6, 0 5 5, – 5, 0 0 0, =
1, 0 5 5, 0 0 0

18. 4 5 3, , =
4 8 8, 3 4 4
3 7 8, , =
3 8 4, 1 5 3
1, 0 4 6, , =
1, 1 2 7, 3 1 3
2 2 6, =
2 2 7, 8 0 0

20. 1 2 4, – 7 0, =
5 4, 2 6 4
4, 4 1 3, – 5, =
4, 4 0 8, 3 3 2
7 8 2, – 3, =
7 7 9, 0 2 9
1, 0 4 6, – 1 9 0, =
8 5 6, 2 5 9

22. 5 5 0, __________ = 1, 5 4 0, 5 6 1
9 9 0, 0 0 0
3, 6 4 5, __________ = 3, 7 2 5, 8 3 2
8 0, 0 0 0
5, 7 0 9, __________ = 5, 7 1 5, 2 2 0
6, 0 0 0

24. 8 2 2, __________ = 8 1 5, 2 9 2
7, 0 0 0
4, 1 0 3, __________ = 4, 0 9 5, 0 0 3
8, 0 0 0
2, 0 1 8, ____________ = 1 8, 8 0 1
2, 0 0 0, 0 0 0