All the solutions provided in McGraw Hill Math Grade 5 Answer Key PDF Chapter 5 Lesson 1 Order of Operations are as per the latest syllabus guidelines.
McGraw-Hill Math Grade 5 Answer Key Chapter 5 Lesson 1 Order of Operations
Solve.
Follow the directions to simplify each expression.
Question 1.
(15 – 5)3 – (40 × 5) × (8 – 5) + 102 =
Simplify inside parentheses: (10)3 — (200) × (3) + 102
Simplify exponents: _____________________
Multiply: _____________________
Add and subtract from left to right: _____________________
Final answer: _____________________
Answer:
(15 – 5)3 – (40 × 5) × (8 – 5) + 102 = 500.
Explanation:
Given the expression is (15 – 5)3 – (40 × 5) × (8 – 5) + 102 which is
= (10)3 – (200) × (3) + 102 =
= 1000 – 600 + 100
= 1000 – 500
= 500.
Question 2.
(25 × 4) × (9 – 4) + (10 – 5)2 – 101 =
Simplify inside parentheses: _____________________
Simplify exponents: _____________________
Multiply: _____________________
Add and subtract from left to right: _____________________
Final answer: _____________________
Answer:
(25 × 4) × (9 – 4) + (10 – 5)2 – 101 = 515.
Explanation:
Given the expression is (25 × 4) × (9 – 4) + (10 – 5)2 – 101 which is
= (100) × (5) + (5)2 – 101
= 500 + 25 – 10
= 525 – 10
= 515.