Math Challenge Oral Grade I

15- second questions 2 points each

1. What is the value of 8 in 2834?
2. What number comes after the smallest 4-digit number?
3. What's left if you take 5 tens from 60 plus 26?
4. How much money is left after taking five 11s from 90 pesos?
5. What odd number comes before the sum of 16 and 18
6. What is 2/3 of 90
7. What number is missing in 220 + ____ + 5 = 388?
8. 4 Mangoes cost P 28; how much will you pay for buying 8 mangoes?
9. Christy practiced her mathematics skills for 120 minutes. How many hours did she practice?
10. What is N in 33- N = 55-12?
11. What is the 6th letter in the word M A T H E M A T I C S?