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Number lines – decimals
Select the skills to practice, and then click Go!
Foundational skills
Find step size (Adjacent)
2.4, 2.6, …
Calculate step size using two dashes next to each other.
Find step size (First/Last)
1.5 …… 4
Calculate step size using the first and last dashes.
Steps of 0.1
First two given – find later
0.3, 0.4, … ↓
Count forwards in tenths.
First and last given – find middle
0.7 … ↓ … 1.2
Find middle values in tenths.
Two separated given – find later
0.5 … 0.8 … ↓
Find positions in tenths.
Two separated given – find earlier
↓ … 1.4 … 1.7
Work backwards in tenths.
Steps of 0.2
First two given – find later
0.6, 0.8, … ↓
Count forwards in 0.2s.
First and last given – find middle
0.4 … ↓ … 1.4
Find middle values in 0.2s.
Two separated given – find later
1.0 … 1.6 … ↓
Find positions in 0.2s.
Two separated given – find earlier
↓ … 0.8 … 1.4
Work backwards in 0.2s.
Steps of 0.5
First two given – find later
1.5, 2.0, … ↓
Count forwards in 0.5s.
First and last given – find middle
2.5 … ↓ … 5.0
Find middle values in 0.5s.
Two separated given – find another
3.0 … 4.5 … ↓
Find positions in 0.5s.
Two separated given – find earlier
↓ … 6.0 … 7.0
Work backwards in 0.5s.
Steps of 0.01
First two given – find later
3.42, 3.43, … ↓
Count forwards in 0.01s.
First and last given – find middle
2.98 … ↓ … 3.03
Find middle values in 0.01s.
Two separated given – find another
4.98 … 5.01 … ↓
Find positions in 0.01s.
Two separated given – find earlier
↓ … 6.52 … 6.55
Work backwards in 0.01s.
Steps of 0.02
First two given – find later
1.94, 1.96, … ↓
Count forwards in 0.02s.
First and last given – find middle
2.96 … ↓ … 3.06
Find middle values in 0.02s.
Two separated given – find another
4.96 … 5.02 … ↓
Find positions in 0.02s.
Two separated given – find earlier
↓ … 7.24 … 7.30
Work backwards in 0.02s.
Steps of 0.05
First two given – find later
2.85, 2.90, … ↓
Count forwards in 0.05s.
First and last given – find middle
1.85 … ↓ … 2.10
Find middle values in 0.05s.
Two separated given – find another
3.90 … 4.05 … ↓
Find positions in 0.05s.
Two separated given – find earlier
↓ … 5.55 … 5.70
Work backwards in 0.05s.
Steps of 0.25
First two given – find later
1.5, 1.75, … ↓
Count forwards in 0.25s.
First and last given – find middle
1.75 … ↓ … 3.0
Find middle values in 0.25s.
Two separated given – find another
2.75 … 3.5 … ↓
Find positions in 0.25s.
Two separated given – find earlier
↓ … 4.5 … 5.0
Work backwards in 0.25s.
Timer (Optional)
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