Grade 4 Math: Two-Digit Addition and Subtraction

This video tutorial covers two-digit addition and subtraction for grade 4 students. It begins with a review of addition, focusing on regrouping, and then moves on to subtraction, explaining the borrowing process. The tutorial includes several practice problems to reinforce the concepts. Students are encouraged to revisit third-grade videos if they struggle with regrouping.

What is the sum of 16 and 15 when regrouping the tens?

• 25

• 31

• 21

• 30

When adding 27 and 34, what do you do with the extra one from the ones place?

• Subtract it from the tens place

• Add it to the tens place

• Add it to the ones place

• Ignore it

If you have 32 and need to subtract 19, what is the first step?

• Subtract 9 from 2

• Borrow from the tens place

• Add 9 to 2

• Subtract 1 from 3

What is the result of 32 minus 19 after borrowing?

• 13

• 21

• 15

• 11

What is the sum of 7 and 4?

• 13

• 12

• 11

• 10

What is the result of 27 plus 34?

• 61

• 51

• 63

• 57

What is the sum of 95 and 46?

• 121

• 131

• 141

• 111

Can you subtract 7 from 4 directly?

• No

• Only if you borrow

• Yes

• Sometimes

What is the result of 84 minus 27 after borrowing?

• 57

• 77

• 67

• 47

What is 14 minus 7?

• 8

• 7

• 6

• 5