Grade 1 · Math · Unit
Tens and Ones
6 lessonsabout 3 weeks
The unit ends with three more days: a review day, the unit check, and a day to act on what the check showed.
Unit 4 of 8 in the Grade 1 Math Scope and Sequence
What's included in this unit
- 6 lessons in teaching order, each with its objective and a teacher note
- 22 practice pages to print, with an easier and a harder page where available
- 1 classroom tools for the projector
- 4 activities and pages that children do on a screen
- 4 check-up pages to collect
The whole unit in one file
Print every page of the unit at once, with the teacher guide first. The guide has one page per lesson: the objective, what to hand out, and the teacher note.
The unit file, the teacher guide, and saved pages are included with the Teacher plan.
Your PDF is built in your browser, so it always has the newest version of every page.
Lessons
Lesson 1
Teen numbers: one ten and some ones
Children build the numbers 11 to 19 with one ten-rod and loose cubes and write them as one ten and some ones.
- StandardCommon Core 1.NBT.B.2Number and Operations in Base Ten
2 class days
- Day 1Teach: Place Value Lab · Practice on paper (Core page)
- Day 2Practice and check: Practice on paper (Easier page, Harder page) · Check-up page
Warm up and teach
Practice on paper
Teen Numbers: One Ten and Some Ones
Lesson 2
Count the tens: 10 to 90
Children count 1 to 9 ten-rods, say how many tens there are with no ones left over, and write the number from 10 to 90.
- StandardCommon Core 1.NBT.B.2Number and Operations in Base Ten
2 class days
- Day 1Teach: Place Value Lab · Practice on paper (Core page)
- Day 2Practice and check: Practice on paper (Easier page, Harder page) · Check-up page
Warm up and teach
Practice on paper
Count the Tens: 10 to 90
Lesson 3
Tens and ones
Children read a two-digit number shown with base-ten blocks (tens rods and ones cubes), and choose the blocks that show a number.
- StandardCommon Core 1.NBT.B.2Number and Operations in Base Ten
- Prepares forCommon Core 2.NBT.A.3Number and Operations in Base Ten
2 class days
- Day 1Teach: Place Value Lab · Practice on paper (Core page)
- Day 2Practice: More pages from the maker · Practice on screen
Warm up and teach
Practice on screen
Lesson 4
Number words
Children read numbers and match them to their words, to twenty and for the tens to one hundred.
- Prepares forCommon Core 2.NBT.A.3Number and Operations in Base Ten
3 class days
- Day 1Teach: Place Value Lab · Practice on paper (Core page)
- Day 2Practice and check: Practice on paper (Easier page, Harder page) · Practice on screen · Check-up page
- Day 3Reteach and extend: Act on the check-up pages: reteach the children who are not there yet, with the tool and a new page from the maker; the others take a harder page.
Warm up and teach
Practice on paper
Number Words to 20
Tens in Words: 10 to 100
Practice on screen
Lesson 5
Compare and order two-digit numbers
Children compare two two-digit numbers with the signs for greater than and less than, and put three numbers in order.
- StandardCommon Core 1.NBT.B.3Number and Operations in Base Ten
2 class days
- Day 1Teach: Practice on paper (Core page)
- Day 2Practice: More pages from the maker · Practice on screen
Practice on screen
Lesson 6
Number of the day
Children show one number in many ways: as tens and ones, on ten frames, with tally marks, with its number word, and by writing 10 more and 10 less.
- StandardCommon Core 1.NBT.B.2Number and Operations in Base Ten
- StandardCommon Core 1.NBT.C.5Number and Operations in Base Ten
2 class days
- Day 1Teach: Practice on paper (Core page)
- Day 2Practice and check: Practice on paper (Easier page, Harder page) · Practice on screen · Check-up page
Practice on paper
Number of the Day
Number of the Day: Teen Numbers
Practice on screen
Unit check: before and after
Two short paper checks made from this unit's own worksheets. Give Check A before you teach the unit and Check B after it, and you can see what changed. Each part belongs to one lesson.
- Part 1: Lesson 1, Teen numbers: one ten and some ones (1 task)
- Part 2: Lesson 2, Count the tens: 10 to 90 (1 task)
- Part 3: Lesson 3, Tens and ones (1 task)
- Part 4: Lesson 4, Number words (2 tasks)
- Part 5: Lesson 5, Compare and order two-digit numbers (2 tasks)
- Part 6: Lesson 6, Number of the day (1 task)
Printing a check counts as a download, like any worksheet.
The answer keys and the teacher pages come with the paid Teacher plan.
This is a classroom check of this unit's lessons. It is not a standardized test, and its points are not a grade.