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WorksheetsYsgrifennu rhifau yn y ffurf safonol
Total questions: 23
Worksheet time: 23mins
3 x 10⁵
3000
350
30,000
3,000,000
300,000
2 x 10³
20,000
2000
200,000
2,000,000
6 x 10⁸ =
6,000,000
6,000,000,000
600,000
600,000,000
Business golau (the speed of light) yw 3x10⁸ metr yr eiliad. Beth yw'r pellter bydd golau wedi teithio mewn 2 eiliad felly?
600,000 metr
600,000,000 metr
60,000,000 metr
6,800,000
40,000,000 =
4 x 10⁸
7 x 10⁴
4 x 10⁷
4 x 10⁶
4 x 7¹
370,000 =
3.7 x 10⁵
37 x 10⁶
3.7 x 10⁶
37 x 10⁷
0.37 x 10⁵
3.09 x 10⁴ =
3090
39,000
30,900
309,000
390,000
32,000,000 =
3.2 x 10⁶
3.2 x 10⁷
32 x 10⁷
3.2 x 10⁵
540,000,000 =
5.4 x 10⁸
54 x 10⁷
5.4 x 10⁹
5.4 x 10⁷
20,800 =
20.8 x 10⁵
2.08 x 10⁵
2.8 x 10⁵
2.8 x 10³
2.08 x 10⁴
18,000,000
18 x 10⁷
1.8 x 10⁷
18 x 10⁸
1.8 x 10⁸
1.6 x 10⁵ =
16,000
16,000,000
160,000
1,600,000
4 x 10-3 =
0.004
0.4
0.04
0.0004
4000
0.0005 =
5 x 10-4
5 x 10-3
5 x 10-2
5 x 10-5
0.000006 =
6 x 10-4
6 x 10-5
6 x 10-6
6 x 10-7
6 x 10-8
Ysgrifennwch 2 x 10-4 mewn ffigyrau
(a)
0.00072 =
7.2 x 10-4
7.2 x 10-3
7.2 x 10-2
7.2 x 10-5
6.5 x 10-7
0.0000000065
0.000000065
0.0000065
0.00000065
0.000065
Ysgrifennwch 5.2 x 10-3 mewn ffigyrau
(a)
Ysgrifennwch 4.07 x 10-5 mewn ffigyrau
(a)
Pa un yw'r mwyaf?
6 x 10-4
3 x 10-10
5 x 106
9.9 x 103
Pa un yw'r mwyaf?
93000
9.23 x 104
1 x 105
9.9 x 10-13
Pa un yw'r mwyaf?
5.3 x 10-4
0.000054
5.5 x 10-8
