Numbers
What does LCM stand for?
Least Common Multiple
What is the reciprocal of 2/5?
5/2 or 2 and 1/2
5.7492 + 0.884
6.6332
What is the simplest term of the ratio 8:14?
4:7
Russia is the largest country in the world in terms of land area. It has an area of 17,098,242 square kilometers. In the given number, how many times is the 2 in the hundreds place greater than the 2 in the ones place?
100 times
What is the reciprocal of 2 and 4/5?
5/14
What should be remembered always when adding or subtracting decimals?
Align the decimal points
There are 12 red markers, 7 blue markers, and 11 black markers in the bag. What is the ratio, in simplest terms, of the number of red markers to the total number of markers?
2:5
The product of two consecutive numbers is 210. What are the two numbers?
14 and 15
What is the mixed number form of 12/5?
2 and 2/5
20 – 15.648
4.352
What kind of proportion is applied in the phrase "An amount of money to be shared among siblings in a given ratio"?
Partitive Proportion
The farmers harvested tomatoes in the farm. They picked 1,748 tomatoes in all and placed them equally in 100 crates to be sold, while the rest were given to their helper, Mr. Ladignon. How many tomatoes did Mr. Ladignon receive?
48 tomatoes
12/15 ÷ 4
1/5
Mia was planning a small party and went to the store with ₱1000.00. She bought the following items: a pack of cupcakes for ₱534.50, a bottle of juice for ₱228.35, and a bag of fruits for ₱186.45. How much money was left to her after her purchase?
50.7 pesos
Three friends — Liam, Sara, and Noah — helped sell cupcakes during a school fundraiser. They agreed to share the ₱1,800 they earned in the ratio 2:1:5. How much did Noah receive?
Php1125
The sum of a, b, and c is the greatest 3-digit number. If b is the greatest 2-digit number and a and c are equal. What is the value of a?
450
In a sports club, two-thirds of the members are boys. This is the same number of girls in the debate club with 30 students, where the number of boys is two-fifths of the total members. How many girls are there in the sports club?
9 girls
Jacob was training for a marathon. On Monday, he was able to run 2.39 km. On Tuesday, he was able to run 1.05 km more than he did on Monday. On Wednesday, he planned to run 4.95 km, but he got tired and ran only 0.55 km less than what he planned to run. How much distance was he able to run in three days?
10.23 km
A group of students is cleaning the the mini-auditorium after an event. If 12 students work together, they can finish the cleaning in 30 minutes. The next day, only 8 students are available to help. How long will it take the 8 students to finish the same cleaning job?
45 minutes