Practice the problems of Math in Focus Grade 4 Workbook Answer Key Chapter 7 Practice 3 Comparing Decimals to score better marks in the exam.
Math in Focus Grade 4 Chapter 7 Practice 3 Answer Key Comparing Decimals
Use the number line. Find the number that is described.
Question 1.
0.1 more than 0.2. _________
Answer:
Explanation:
0.1 more than 0.2 = 0.1 + 0.2 = 0.3.
Question 2.
0.3 more than 0.5. ________
Answer:
Explanation:
0.3 more than 0.5 = 0.3 + 0.5 = 0.8.
Question 3.
0.1 less than 0.6. ___________
Answer:
Explanation:
0.1 less than 0.6 = 0.6 – 0.1 = 0.5.
Question 4.
0.2 less than 0.9. __________
Answer:
Explanation:
0.2 less than 0.9 = 0.9 – 0.2 = 0.7.
Use the number line. Find the number that is described.
Question 5.
0.01 more than 0.13. __________
Answer:
Explanation:
0.01 more than 0.13 = 0.01 + 0.13 = 0.14.
Question 6.
0.04 more than 0.16. ______
Answer:
Explanation:
0.04 more than 0.16 = 0.04 + 0.16 = 0.20.
Question 7.
0.01 less than 0.18. _________
Answer:
Explanation:
0.01 less than 0.18 = 0.18 – 0.01 = 0.17.
Question 8.
0.05 less than 0.17. _______
Answer:
Explanation:
0.05 less than 0.17 = 0.17 – 0.05 = 0.12.
Fill in the missing numbers.
Question 9.
Answer:
Explanation:
0.1 more than 4.7 = 0.1 + 4.7 = 4.8.
0.1 less than 4.7 = 4.7 – 0.1 = 4.6.
Question 10.
Answer:
Explanation:
0.1 more than 2.05 = 0.1 + 2.05 = 2.15.
0.1 less than 2.05 = 2.05 – 0.1 = 1.95.
Question 11.
Answer:
Explanation:
0.01 more than 0.94 = 0.01 + 0.94 = 0.95.
0.01 less than 0.94 = 0.94 – 0.01 = 0.93.
Question 12.
Answer:
Explanation:
0.01 more than 3.8 = 0.01 + 3.8 = 3.81.
0.01 less than 3.8 = 3.8 – 0.01 = 3.79.
Complete the number patterns. Use the number line to help you.
Question 13.
0.2 0.4 0.6 _________ _________
Answer:
0.2 0.4 0.6 0.8 1.0
Explanation:
0.2 0.4 0.6 0.8 1.0
Difference: 0.4 – 0.2 = 0.2.
0.2 + 0.2 = 0.4.
0.4 + 0.2 = 0.6.
0.6 + 0.2 = 0.8.
0.8 + 0.2 = 1.0
Question 14.
1.1 0.9 0.7 _________ ___
Answer:
1.1 0.9 0.7 0.5 0.3
Explanation:
1.1 0.9 0.7 0.5 0.3
Difference: 1.1 – 0.9 = 0.2.
1.1 – 0.2 = 0.9.
0.9 – 0.2 = 0.7.
0.7 – 0.2 = 0.5.
0.5 – 0.2 = 0.3.
Question 15.
0.1 0.4 ________ 1.0 _______
Answer:
0.1 0.4 0.7 1.0 1.3.
Explanation:
0.1 0.4 0.7 1.0 1.3.
Difference: 0.4 – 0.1 = 0.3.
0.1 + 0.3 = 0.4.
0.4 + 0.3 = 0.7.
0.7 + 0.3 = 1.0.
1.0 + 0.3 = 1.3.
Question 16.
2.0 _________ _________ 0.8 0.4
Answer:
2.0 1.6 1.2 0.8 0.4
Explanation:
2.0 1.6 1.2 0.8 0.4
Difference: 0.8 – 0.4 = 0.4.
2.0 – 0.4 = 1.6.
1.6 – 0.4 = 1.2.
1.2 – 0.4 = 0.8.
0.8 – 0.4 = 0.4.
Continue the number patterns.
Question 17.
Answer:
0.03 0.06 0.09 0.12 0.15
Explanation:
0.03 0.06 0.09 0.12 0.15
Difference: 0.06 – 0.03 = 0.03.
0.03 + 0.03 = 0.06.
0.06 + 0.03 = 0.09.
0.09 + 0.03 = 0.12.
0.12 + 0.03 = 0.15.
Question 18.
Answer:
0.24 0.20 0.16 0.12 0.08
Explanation:
0.24 0.20 0.16 0.12 0.08
Difference: 0.24 – 0.20 = 0.04.
0.24 – 0.04 = 0.20.
0.20 – 0.04 = 0.16.
0.16 – 0.04 = 0.12.
0.12 – 0.04 = 0.08.
