Mathemateg Gyflym - Ychwanegiad

Atebwch y problemau rhifyddeg hyn a gynhyrchir ar hap yn eich pen.

Mae'r cwis hwn yn newid bob tro y byddwch chi'n chwarae

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Last updated: July 5, 2019

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First submitted	July 5, 2019
Times taken	1
Average score	100.0%
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2:15

Rhowch yr ateb yma

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phroblem	ateb
438 + 68	506
207 + 13	220
19 + 24	43
8 + 489	497
298 + 55	353

phroblem	ateb
177 + 57	234
13 + 48	61
12 + 224	236
88 + 284	372
122 + 229	351

phroblem	ateb
78 + 477	555
214 + 9	223
166 + 76	242
383 + 184	567
1 + 307	308

phroblem	ateb
27 + 327	354
55 + 109	164
28 + 225	253
1 + 28	29
145 + 48	193

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