G23.M4.S3.Q3

Solve 76 - 43 using L-R Subtraction.

• 13

• 23

• 33

Is L-R Subtraction faster than the normal subtraction method?

• Yes

• No

What is the place value of 3 in the number 43?​ (a)  

• One
• Ten

What is the place value of 5 in the number 58?​ (a)  

• Tens
• One

 Subtract 45 - 12 using the L-R Subtraction.

• 23

• 33

• 43

Subtract 65 - 53 using the L-R Subtraction

Are you able to do mental math using L-R Subtraction?

• Yes

• No