60 - 9 =

(a)  

90 x 40 =

(a)  

600 + 500 =

(a)  

38 + (a)   = 100

62 - 38 =

(a)  

175 + (a)   = 1000

Hanner 476 =

(a)  

32 + 40 =

(a)  

$$\frac{1}{5}$$  o 20 =

(a)  

$$\frac{2}{4}\ +\ \frac{1}{4}\ =$$  

(a)  

$$3\ +\ \frac{2}{3}\ +\ 6\ =$$  

(a)  

Teipiwch yr amser digidol (12 awr)

(a)  

4 awr = ? munud

(a)