Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction

Practice the problems of Math in Focus Grade 1 Workbook Answer Key Chapter 14 Practice 2 Mental Subtraction to score better marks in the exam.

Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction

Subtract mentally. Think of addition.

Question 1.
8 – 5 = ______
Answer: 3

Question 2.
9 – 6 = ______
Answer: 3

Question 3.
11 – 3 = ______
Answer: 8

Question 4.
13 – 7 = ______
Answer: 6

Question 5.
15 – 6 = ______
Answer: 9

Question 6.
12 – 8 = ______
Answer: 4

Subtract mentally. First subtract the tens. Then add the tens to the ones.

Example
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction 1

Question 7.
28 – 4 = ___
Answer:
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction_1

Question 8.
29 – 5 = ______
Answer:
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction_2

Question 9.
27 – 6 = ______
Answer:
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction_3

Question 10.
37 – 2 = ______
Answer:
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction_4

Question 11.
38 – 8 = ______
Answer:
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction_5

Question 12.
36 – 6 = ______
Answer:
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction_6

Subtract mentally.
First subtract the tens.
Then add the tens to the ones.

Example
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction 2

Question 13.
22 – 10 = _______
Answer:
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction_7

Question 14.
23 – 20 = _______
Answer:
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction_8

Question 15.
35 – 30 = ________
Answer:
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction_9

Question 16.
36 – 20 = ________
Answer:
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction_10

Solve mentally. Fill in the blanks.

Question 17.
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction 3
How many fish are left? ______
Answer:
Given,
There are 16 fish and 9 of them swim away,
By subtracting 9 from 16 we get 7,
Therefore, there are 7 fish left

Question 18.
Math in Focus Grade 1 Chapter 14 Practice 2 Answer Key Mental Subtraction 4
How many more apples than pears are there? ______
Answer:
Given,
There are 29 apples and 10 pears in the basket,
By subtracting 10 from 29 we get 19,
Therefore, there are 19 more apples than pears.

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