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Explore the document to master solving problems involving finding two numbers with known sum and difference.
For additional resources in mastering 4th-grade Mathematics:
Check the solutions for Grade 4 Math on page 87 of the KNTT textbook. Find two numbers given their sum and difference. Enhance your learning and solidify your understanding of this effective problem-solving technique.
Exercise 25: Finding two numbers given their sum and difference
Solving Math for Grade 4 Workbook, KNTT textbook: Activity on page 87
Solving Exercise 1 on page 87 Mathematics Grade 4 Workbook Kết Nối Tri Thức
Problem: A mother brought 80 duck and chicken eggs to the market, with 10 more chicken eggs than duck eggs. How many chicken and duck eggs did the mother bring to the market?
Solution:
Problem 2 on page 87 Mathematics Grade 4 Workbook Kết Nối Tri Thức
Problem: Mai is 3 years older than Mi. The total age of the two sisters this year is 15 years. How old is Mai and how old is Mi this year?
Solution:
Exercise 1 on page 87 Mathematics Grade 4 Workbook KNTT: Practice
Problem 1 on page 87 Mathematics Grade 4 Workbook Kết Nối Tri Thức
Problem: In an ethnic martial arts class, 40 students participate, with the number of female students being 10 less than the number of male students. How many female and male students are there in the martial arts class?
Solution:
Problem 2 on page 87 Mathematics Grade 4 Workbook Kết Nối Tri Thức
Problem: Block Four organizes two trips for 175 students to visit traditional craft villages. The first trip has 15 more students than the second one. How many students are there on each trip to visit traditional craft villages?
Solution:
Problem 3 on page 87 Mathematics Grade 4 Workbook Kết Nối Tri Thức
Problem: A rectangle has a perimeter of 40 cm, and its length is 4 cm longer than its width. Find the length and width of the rectangle.
Solution:
Problem 4 on page 87 Mathematics Grade 4 Workbook Kết Nối Tri Thức
Problem: Two consecutive odd numbers have a sum of 20. Find these two consecutive odd numbers.
Solution:
Here is the solution to Grade 4 Mathematics KNTT page 87 Exercise 1: Finding two numbers given their sum and difference. For further reference, you can explore Grade 4 Mathematics KNTT page 88, 89, 90 Workbook - Exercise 26: Concentrated practice or review Grade 4 Mathematics KNTT page 83, 84, 85 Workbook - Exercise 24: Commutative and associative properties of addition to reinforce your knowledge.
