lunes, febrero 23, 2009

Math. 3rd and 4th

1. Complete.

a. 23: _twenty-three_
b. 35: ________-________
c. 41: ________-________
d. 72: ________-________
e. 99: ________-________
f. 84: ________-________
g. 100: _______________

2. Match.

>11 >fifteen
>19 >seventeen
>17 >fourteen
>14 >thirteen
>13 >eleven
>16 >twelve
>18 >twenty
>12 >eighteen
>15 >nineteen
>20 >sixteen

3. Solve.

a. 73 + 12: _85_=eighty-five
b. 28 + 15: _______=________
c. 17 + 45: _______=_________
d. 100 - 69: ________=________
e. 15 x 6: __________=________
f. 33 x 3: __________=________
g. 89 - 41: _________=________


4. Write in number

a. ninety: _90_
b. seventeen: __________
c. two: ______________
d. eighty-nine: _________
e. one hundred: _________
f. fifty: ______________
g. forty-eight: _________
h. three: ____________

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