MTAP Review: Grade 4 – 6
Grade 4 MTAP Questions 1. Admission tickets to a variety show cost P80 for adults and P50 for kids. The ratio of adults to kids 5 ∶ 2. If they paid a total of P10,000, find the number of adults…
MSC #12 – Base Division
For our 12th MATH-Inic Special for Christmas, we will now show how we can use a base to make division easier. It would be difficult to solve our example, 12,014 ÷ 89, using long division because of the large digits…
MSC #11 – Base Multiplication
Vedic Mathematics use base multiplication extensively. Also called “Nikhilam” multiplication because it uses “All from 9 and the Last from 10”(see MSC #2) in determining the 10’s complements of the factors. Although other bases may be used, multiplications near powers…
How to Check Multiplication Answers Using Digit Sums
If you have ever multiplied large numbers together, then you know that it is easy to get lost and make mistakes. And sometimes it doesn't help solving it again to check, especially if you get a different answer the second…
23% of 45 is what percent of 69?
This is a typical grade 4 competition Math problem. 23% of 45 is what percent of 69? The conventional solution is to simply do the arithmetic: 23% of 45 = 0.23 x 45 = 10.35 (By long multiplication) 10.35/69 =…