All Common Core: 1st Grade Math Resources
Example Questions
Example Question #315 : Number & Operations In Base Ten
When we subtract from a two digit number, the only number that changes in our answer is the tens position, and it will always go down by . Mentally, we can subtract from the number in the tens place to find our answer.
Example Question #41 : Add And Subtract 10 To Two Digit Numbers: Ccss.Math.Content.1.Nbt.C.5
When we subtract from a two digit number, the only number that changes in our answer is the tens position, and it will always go down by . Mentally, we can subtract from the number in the tens place to find our answer.
Example Question #317 : Number & Operations In Base Ten
When we subtract from a two digit number, the only number that changes in our answer is the tens position, and it will always go down by . Mentally, we can subtract from the number in the tens place to find our answer.
Example Question #318 : Number & Operations In Base Ten
Solve the following:
When we subtract from a two digit number, the only number that changes in our answer is the tens position, and it will always go down by . Mentally, we can subtract from the number in the tens place to find our answer.
Example Question #51 : Place Value And Properties Of Operations To Add And Subtract
When we subtract from a two digit number, the only number that changes in our answer is the tens position, and it will always go down by . Mentally, we can subtract from the number in the tens place to find our answer.
Example Question #52 : Place Value And Properties Of Operations To Add And Subtract
When we subtract from a two digit number, the only number that changes in our answer is the tens position, and it will always go down by . Mentally, we can subtract from the number in the tens place to find our answer.
Example Question #53 : Place Value And Properties Of Operations To Add And Subtract
When we subtract from a two digit number, the only number that changes in our answer is the tens position, and it will always go down by . Mentally, we can subtract from the number in the tens place to find our answer.
Example Question #54 : Place Value And Properties Of Operations To Add And Subtract
When we subtract from a two digit number, the only number that changes in our answer is the tens position, and it will always go down by . Mentally, we can subtract from the number in the tens place to find our answer.