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Grade 1 Mental Math Worksheet

A Grade 1 mental math worksheet focusing on addition, subtraction, and number sequencing.

Grade 1 Math Number SenseMental Math
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Includes

2 Fill in the BlanksTrue / FalseShort AnswerOrderingMultiple Choice

Standards

CCSS.MATH.CONTENT.1.OA.C.5CCSS.MATH.CONTENT.1.OA.C.6CCSS.MATH.CONTENT.1.NBT.B.2

Topics

Grade 1MathMental MathAdditionSubtractionNumber Sense
8 sections · Free to use · Printable
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Grade 1 Mental Math Practice

Name:

Date:

Score:

Read each question carefully and answer as quickly as you can without counting on your fingers!

Fill in the missing numbers.

1. 5 + 3 =  

2. 4 + 4 =  

3. 2 + 7 =  

4. 6 + 1 =  

5. 8 + 0 =  

Fill in the missing numbers.

1. 7 - 2 =  

2. 9 - 4 =  

3. 6 - 3 =  

4. 5 - 5 =  

5. 10 - 1 =  

Decide if each statement is True or False.

1. 3 + 4 = 8

T

True

F

False

2. 10 - 5 = 5

T

True

F

False

Look at the number line. What number is 2 more than the highlighted number?

012345678910

Answer:

Put the numbers in order from smallest to largest.

7

2

9

4

What comes next in the pattern?

10, 20, 30,  

a

35

b

40

c

50

d

31