Mathematics
Kindergarten
15 min
Number lines - up to 10
Number lines - up to 10
Tutorial Preview
1
Introduction & Learning Objectives
Learning Objectives
Identify numbers 0 to 10 on a number line.
Count forward from any number up to 10.
Count backward from any number up to 10.
Find the number that is 'one more' on the number line.
Find the number that is 'one less' on the number line.
Use a number line to solve simple addition problems.
Have you ever played hopscotch? ๐ค A number line is like a long hopscotch game for numbers! ๐ข
We will learn about a special line with numbers. It helps us count and see numbers in order. Let's go on a number adventure! ๐
Real-World Applications
Measuring how tall a flower grows ๐ป
Playing a board game and moving spaces ๐ฒ
Watching a countdown for a rocket launch ๐
Using a ruler to draw a straight line ๐
2
Key Concepts & Vocabulary
TermDefinitionExample
Number LineA straight line with numbers in order. โ๏ธA line showing 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.
NumberA number tells us 'how many'. ๐๐๐ is the number 3.The number 5 is five fingers on one hand. ๐๏ธ
Counting ForwardMoving to bigger numbers. Like walking up stairs. โ๏ธStarting at 4 and counting forward: 4, 5, 6...
Counting BackwardMoving to smaller numbers. Like a rocket countdown. โ๏ธStarting at 8 and counting backward: 8, 7, 6...
BetweenA number that is in the middle of two others. sandwich ๐ฅชThe number 7 is between 6 and 8.
3
Core Formulas
Hopping Forward Rule (One More)
Number + 1 hop = Next Number
To find one more, make one hop to the right. โก๏ธ
Hopping Backward Rule (One Less)
Number - 1 hop = Number Before
To find one less, make one hop to the left. โฌ
๏ธ
4 more steps in this tutorial
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Challenging
A squirrel ๐ฟ๏ธ is hiding on a number. The number is after 6 but before 8. What number is the squirrel on?
A.5
B.7
C.8
D.6
Challenging
A ladybug ๐ starts at 9. It walks back 4 steps. Then it walks forward 1 step. Where is the ladybug now?
A.5
B.4
C.6
D.7
Challenging
I am a number on the number line. I am 3 jumps away from 5. I am smaller than 5. What number am I?
A.2
B.8
C.3
D.4
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