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Number lines (positive)
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Foundational skills
Find step size (adjacent)
\[ \text{Next to each other} \]
Work out how much each step is worth when two dashes next to each other are labelled.
Find step size (first & last)
\[ \text{First and Last} \]
Work out step size when only the first and last dashes are labelled.
Steps of 1
First two given – find later
\[ 3, 4, \dots \downarrow \]
Find a number further along the line when counting in ones.
First and last given – find middle
\[ 7 \dots \downarrow \dots 12 \]
Find a number in the middle of the line when counting in ones.
Two separated given – find later
\[ 5 \dots 8 \dots \downarrow \]
Find a number further along the line when two separated numbers are shown.
Two separated given – find earlier
\[ \downarrow \dots 14 \dots 17 \]
Work backwards to find a number earlier on the line when counting in ones.
Steps of 2
First two given – find later
\[ 6, 8, \dots \downarrow \]
Find a number further along the line when counting in twos.
First and last given – find middle
\[ 4 \dots \downarrow \dots 14 \]
Find a number in the middle of the line when counting in twos.
Two separated given – find later
\[ 10 \dots 16 \dots \downarrow \]
Find a number further along the line when two separated numbers are shown.
Two separated given – find earlier
\[ \downarrow \dots 8 \dots 14 \]
Work backwards to find a number earlier on the line when counting in twos.
Steps of 4
First two given – find later
\[ 8, 12, \dots \downarrow \]
Find a number further along the line when counting in fours.
First and last given – find middle
\[ 12 \dots \downarrow \dots 32 \]
Find a number in the middle of the line when counting in fours.
Two separated given – find later
\[ 20 \dots 32 \dots \downarrow \]
Find a number further along the line when two separated numbers are shown.
Two separated given – find earlier
\[ \downarrow \dots 20 \dots 32 \]
Work backwards to find a number earlier on the line when counting in fours.
Steps of 5
First two given – find later
\[ 15, 20, \dots \downarrow \]
Find a number further along the line when counting in fives.
First and last given – find middle
\[ 10 \dots \downarrow \dots 35 \]
Find a number in the middle of the line when counting in fives.
Two separated given – find later
\[ 25 \dots 40 \dots \downarrow \]
Find a number further along the line when two separated numbers are shown.
Two separated given – find earlier
\[ \downarrow \dots 25 \dots 40 \]
Work backwards to find a number earlier on the line when counting in fives.
Steps of 10
First two given – find later
\[ 30, 40, \dots \downarrow \]
Find a number further along the line when counting in tens.
First and last given – find middle
\[ 20 \dots \downarrow \dots 70 \]
Find a number in the middle of the line when counting in tens.
Two separated given – find later
\[ 40 \dots 70 \dots \downarrow \]
Find a number further along the line when two separated numbers are shown.
Two separated given – find earlier
\[ \downarrow \dots 50 \dots 80 \]
Work backwards to find a number earlier on the line when counting in tens.
Steps of 20
First two given – find later
\[ 60, 80, \dots \downarrow \]
Find a number further along the line when counting in twenties.
First and last given – find middle
\[ 40 \dots \downarrow \dots 140 \]
Find a number in the middle of the line when counting in twenties.
Two separated given – find later
\[ 80 \dots 140 \dots \downarrow \]
Find a number further along the line when two separated numbers are shown.
Two separated given – find earlier
\[ \downarrow \dots 80 \dots 140 \]
Work backwards to find a number earlier on the line when counting in twenties.
Steps of 25
First two given – find later
\[ 50, 75, \dots \downarrow \]
Find a number further along the line when counting in twenty-fives.
First and last given – find middle
\[ 75 \dots \downarrow \dots 200 \]
Find a number in the middle of the line when counting in twenty-fives.
Two separated given – find later
\[ 100 \dots 175 \dots \downarrow \]
Find a number further along the line when two separated numbers are shown.
Two separated given – find earlier
\[ \downarrow \dots 100 \dots 175 \]
Work backwards to find a number earlier on the line when counting in twenty-fives.
Steps of 50
First two given – find later
\[ 100, 150, \dots \downarrow \]
Find a number further along the line when counting in fifties.
First and last given – find middle
\[ 150 \dots \downarrow \dots 400 \]
Find a number in the middle of the line when counting in fifties.
Two separated given – find later
\[ 200 \dots 350 \dots \downarrow \]
Find a number further along the line when two separated numbers are shown.
Two separated given – find earlier
\[ \downarrow \dots 200 \dots 350 \]
Work backwards to find a number earlier on the line when counting in fifties.
Steps of 100
First two given – find later
\[ 200, 300, \dots \downarrow \]
Find a number further along the line when counting in hundreds.
First and last given – find middle
\[ 300 \dots \downarrow \dots 800 \]
Find a number in the middle of the line when counting in hundreds.
Two separated given – find later
\[ 400 \dots 700 \dots \downarrow \]
Find a number further along the line when two separated numbers are shown.
Two separated given – find earlier
\[ \downarrow \dots 400 \dots 700 \]
Work backwards to find a number earlier on the line when counting in hundreds.
Timer (Optional)
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