
Ffactorau, Lluosrifau a Rhifau Cysefin Efydd
Authored by Ceri Thomas
Mathematics
7th - 9th Grade
CCSS covered
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pa rif sy'n ffactor o 10?
20
100
5
50
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pa rif sy'n ffactor o 18?
9
4
36
180
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pa rif sy'n rhif cysefin?
15
22
17
18
Tags
CCSS.7.NS.A.1C
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pa rif sydd yn lluosrif o 6?
24
62
10
28
Tags
CCSS.4.OA.B.4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pa rif sy'n ffactor o 54?
8
6
7
14
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
P'un o'r rhifau yma sy'n rhif cysefin?
39
33
27
29
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw'r unig rhif cysefin sy'n eilrif?
14
22
17
2
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