Number Sense and Additive Reasoning
33 IXL skills aligned to this Grade 3 Mathematics FAST category.
Grade 3
Mathematics
High Priority for FAST
IXL Skills by Achievement Level
1 Level 1 (Below Basic) (6 skills)
| IXL Code | Skill Description |
|---|---|
| A.1 | Place value names up to ten thousands |
| A.2 | Value of a digit up to ten thousands |
| A.5 | Convert between standard and expanded form |
| B.1 | Compare and order numbers using number lines |
| G.4 | Add two numbers up to three digits: without regrouping |
| H.4 | Subtract numbers up to three digits: without regrouping |
2 Level 2 (Basic) (8 skills)
| IXL Code | Skill Description |
|---|---|
| A.3 | Convert to/from a number |
| A.4 | Convert between place values |
| B.2 | Compare numbers |
| B.4 | Order numbers |
| C.1 | Round to the nearest ten or hundred using a number line |
| C.2 | Round to the nearest ten or hundred |
| G.5 | Add two numbers up to three digits: with regrouping |
| H.5 | Subtract three-digit numbers: with regrouping |
3 Level 3 (Satisfactory) (8 skills)
| IXL Code | Skill Description |
|---|---|
| A.7 | Place value word problems |
| D.1 | Estimate sums by rounding: up to 1,000 |
| E.1 | Estimate differences by rounding: up to 1,000 |
| G.6 | Add two numbers up to three digits |
| G.7 | Add two numbers up to three digits: word problems |
| H.6 | Subtract numbers up to three digits |
| H.8 | Subtract numbers up to three digits: word problems |
| K.7 | Addition and subtraction word problems: up to three digits |
4 Level 4 (Proficient) (6 skills)
| IXL Code | Skill Description |
|---|---|
| F.1 | Estimate sums and differences by rounding: up to 1,000 |
| F.3 | Estimate sums and differences: word problems |
| G.11 | Add three numbers up to three digits each |
| I.2 | Add two numbers up to four digits |
| J.2 | Subtract two numbers up to four digits |
| K.9 | Find two numbers based on sum and difference |
5 Level 5 (Advanced) (5 skills)
| IXL Code | Skill Description |
|---|---|
| I.3 | Add two numbers up to four digits: word problems |
| I.8 | Add two numbers up to five digits |
| J.3 | Subtract two numbers up to four digits: word problems |
| J.4 | Subtract two numbers up to five digits |
| DD.1 | Two-step addition and subtraction word problems |
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