Cysylltwch y rhif i'r categori cywir
Heriau Rhif bl.7 #1

Quiz
•
Mathematics
•
7th Grade
•
Easy
T Wood
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MATCH QUESTION
15 mins • 1 pt
329
Rhif cysefin
343
Ffactor 3303
289
Lluosrif 19
263
Rhif ciwb
304
Rhif sgwâr
2.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Sawl rhif sgwâr sydd rhwng 500 a 600?
Answer explanation
529 (23²) a 576 (24²)
3.
REORDER QUESTION
15 mins • 1 pt
Rhowch y symiau yma yn y drefn esgynnol (LLEIAF I MWYAF)
2⁹
5⁴
10,000÷13
4.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
??? x 26 = 468
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Weithiau mae Ll.C.Ll y rhif yn lluoswm y rhifau.
E.e. Ll.C.Ll 3 a 5 yw 15 (3x5)
Ll.C.Ll 4 a 7 yw 28 (4x7)
Ond nid yw hyn POB tro yn digwydd e.e. Ll.C.Ll 4 a 6 yw 12 (dim 24).
Pryd ydy'r Ll.C.Ll yn lluoswm y rhifau?
Pan nad oes ffactor cyffredin (heblaw 1)
Dim ond pan mae'r ddau rif yn gysefin ydy hyn yn digwydd
Pan mae dau odrif
6.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Beth yw Ll.C.Ll 31 a 29 felly?
7.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Beth yw Ll.C.Ll 3, 13 a 7 felly?
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