Practice the problems of Math in Focus Grade 1 Workbook Answer Key Chapter 12 Numbers to 40 to score better marks in the exam.

## Math in Focus Grade 1 Chapter 12 Answer Key Numbers to 40

**Put On Your Thinking Cap!**

**Challenging Practice**

**Fill in the blanks.**

Wayne has four cards. Each card has a number on it.

Question 1.

Use two cards to form the least number. Do not begin with 0.

____________________

Answer: card number 1 and card number 2 makes a value 12 which is the least number when not starting with 0

Question 2.

Use two cards to form the greatest number.

____________________

Answer: card number 3 and card number 2 makes a value 32 which is the greatest number

Question 3.

Use two cards to form a number less than 30. Do not begin with 0.

____________________

Answer: card 2 and card 3 will make a number 23 which is a number that is less than 30 and which does not start with 0

Question 4.

Use two cards to form a number greater than 25.

____________________

Answer: card number 3 and card number 2 makes a value 32 which is the greatest number when compares to 25

There is more than one correct answer for Exercises 3 and 4

**Put on your Thinking Cap!**

**Problem Solving**

**Fill in the blanks.**

Jan uses tiles to make shapes that form a pattern.

Answer:

Question 1.

Draw Shape 4.

Answer:

Question 2.

Jan needs _______ more tiles to make Shape 4.

Answer: Jan needs four more tiles to make Shape 4.

Question 3.

Complete the table.

Answer:

Question 4.

Complete the number pattern.

1, 5, 9, ___, ___, _____

Answer: 1, 5, 9, 13, 17, 21

**Chapter Review/Test**

**Vocabulary**

**Match.**

Question 1.

Answer:

**Concepts and Skills**

**Count to find how many.**

Question 2.

Answer:

Question 3.

Answer:

**Write the numbers.**

Question 4.

twenty-four _____

Answer: twenty-four is 24

Question 5.

thirty _____

Answer: thirty is 30

**Write the number that ¡s greater.**

Question 6.

Answer:

Question 7.

Answer:

**Write the number that is less.**

Question 8.

Answer:

Question 9.

Answer:

**Compare the numbers. Then fill in the blanks.**

Question 10.

Which number is greatest? _____

Answer: 35 is the greatest when compared to all the rest

Question 11.

Which number is least? ________

Answer: 9 is the lest when compares to all the other numbers

**Order the numbers from greatest to least.**

Question 12.

Answer:

**Complete the number pattern.**

Question 13.

17, 20, 23, ___, ___, 32

Answer:

17,20,23,26,29,32

**Fill in the blanks.**

Question 14.

2 less than 25 is ____.

Answer: 2 less than 25 is 23.

Question 15.

________ is 3 more than 18.

Answer: 21 is 3 more than 18.

Question 16.

24 = ________ tens 4 ones

Answer: 24 = 2 tens 4 ones

Question 17.

18 = 1 ten _______ ones

Answer: 18 = 1 ten 8 ones