Gwaith Cartref Mathemateg

Dewiswch y swm sydd ar goll o'r teulu ffeithiau.

80 + 50 = 130

50 + 80 = 130

130 - 80 = 50

• 50 - 80 = 130

• 80 + 40 = 130

• 130 - 50 = 80

• 130 + 50 = 80

Pa rif sydd ar goll.

27, 36, __, 54

Dwbl 38 =

236 + 45 =

6 x 60 =

• 300

• 120

• 3600

• 360

Dewiswch bob ffactor o 30

• 2

• 3

• 4

• 5

• 6

3 x 6 =

32 + 40 =

90 + 60 =