Direcciones Problemas

1. En el problema está la solución. Consejería de Educación de la Junta de Andalucia.
2. Proble+.
   

Math Practice Site

First-grade skills

Bar graphs, addition word problems, and more.

See all 151 skills

Here is a list of all of the skills students learn in first grade! The skills are organized into categories, and you can move your mouse over any skill name to see a sample question. To start practicing, just click on any link. IXL will track your score, and the questions will even increase in difficulty as you improve!

Counting and number patterns

• A.1 Counting review - 0 to 10
• A.2 Counting review - up to 20
• A.3 Counting tens and ones - up to 30
• A.4 Counting - up to 30
• A.5 Counting - up to 100
• A.6 Counting tens and ones - up to 99
• A.7 Skip-counting - with pictures
• A.8 Counting by twos, fives, and tens - up to 100
• A.9 Counting forward and backward
• A.10 Number lines
• A.11 Hundred chart
• A.12 Identifying even and odd numbers
• A.13 Which even or odd number comes before or after?
• A.14 Skip-counting patterns - with tables
• A.15 Sequences - count up and down by 1, 2, 3, 5, and 10
• A.16 Ordinal numbers
• A.17 Writing numbers in words
• A.18 Roman numerals I, V, X

Addition

• B.1 Addition with pictures - sums to 10
• B.2 Addition sentences - sums to 10
• B.3 Word problems - sums to 10
• B.4 Word problems - write the addition sentence
• B.5 Ways to make a number
• B.6 Ways to make a number - addition sentences
• B.7 Adding zero
• B.8 Adding doubles
• B.9 Addition facts - sums to 10
• B.10 Addition facts - sums to 18
• B.11 Word problems - sums to 18
• B.12 Complete the addition sentence
• B.13 Adding three numbers
• B.14 Word problems - adding three numbers
• B.15 Related addition facts
• B.16 Addition facts - sums to 20
• B.17 Add tens I
• B.18 Add tens II
• B.19 Add a one-digit number to a two-digit number - without regrouping
• B.20 Add a one-digit number to a two-digit number - with regrouping

Addition - skill builders

• C.1 Adding 0
• C.2 Adding 1
• C.3 Adding 2
• C.4 Adding 3
• C.5 Adding 4
• C.6 Adding 5
• C.7 Adding 6
• C.8 Adding 7
• C.9 Adding 8
• C.10 Adding 9

Subtraction

• D.1 Subtraction with pictures - numbers up to 10
• D.2 Subtraction sentences - numbers up to 10
• D.3 Word problems - one-digit numbers
• D.4 Word problems - write the subtraction sentence
• D.5 Ways to make a number
• D.6 Ways to make a number - subtraction sentences
• D.7 Ways to subtract from a number - subtraction sentences
• D.8 Subtracting zero and all
• D.9 Subtracting doubles
• D.10 Subtraction facts - numbers up to 10
• D.11 Subtraction facts - numbers up to 18
• D.12 Word problems - numbers up to 18
• D.13 Complete the subtraction sentence
• D.14 Related subtraction facts
• D.15 Subtract tens I
• D.16 Subtract tens II
• D.17 Subtract one-digit numbers from two-digit numbers

Subtraction - skill builders

• E.1 Subtracting 0
• E.2 Subtracting 1
• E.3 Subtracting 2
• E.4 Subtracting 3
• E.5 Subtracting 4
• E.6 Subtracting 5
• E.7 Subtracting 6
• E.8 Subtracting 7
• E.9 Subtracting 8
• E.10 Subtracting 9

Mixed operations

• F.1 Addition and subtraction - ways to make a number
• F.2 Which sign makes the number sentence true?
• F.3 Fact families
• F.4 Addition and subtraction facts - numbers up to 10
• F.5 Addition and subtraction facts - numbers up to 18
• F.6 Addition and subtraction word problems
• F.7 Ten more or less
• F.8 Add and subtract tens
• F.9 Addition and subtraction terms

Comparing

• G.1 Comparing - review
• G.2 Comparing numbers up to 10
• G.3 Comparing numbers up to 100
• G.4 Comparison word problems

Estimating

• H.1 Estimate to the nearest ten

Fractions

• I.1 Halves, thirds, and fourths
• I.2 Equal parts
• I.3 Simple fractions: what fraction does the shape show?
• I.4 Simple fractions: parts of a group
• I.5 Fractions - word problems
• I.6 Compare fractions
• I.7 Simple fractions: which shape matches the fraction?

Geometry

• J.1 Identify 2-dimensional shapes
• J.2 Identify 3-dimensional figures
• J.3 Geometry of everyday objects
• J.4 Relate planar and solid figures
• J.5 Count sides and vertices
• J.6 Count edges, vertices, and faces
• J.7 Compare sides and vertices
• J.8 Compare edges, vertices, and faces
• J.9 Open and closed shapes
• J.10 Flip, turn, and slide
• J.11 Symmetry
• J.12 Same shape

Spatial sense

• K.1 Left, middle, and right
• K.2 Above, below, top, middle, and bottom
• K.3 Location in a three-by-three grid

Data and graphs

• L.1 Record data with tally charts, picture graphs, tables
• L.2 Interpret data in tally charts, picture graphs, tables
• L.3 Interpret bar graphs
• L.4 Which bar graph is correct?

Measurement

• M.1 Read a thermometer
• M.2 Which customary unit of length is appropriate?
• M.3 Customary units of length: word problems
• M.4 Which customary unit of weight is appropriate?
• M.5 Compare and convert cups, pints, and quarts
• M.6 Which metric unit of length is appropriate?
• M.7 Metric units of length: word problems
• M.8 Which metric unit of weight is appropriate?

Money

• N.1 Money names and values
• N.2 Count pennies, nickels, and dimes
• N.3 Count pennies, nickels, dimes, and quarters
• N.4 Equivalent coins I
• N.5 Equivalent coins II
• N.6 Money - word problems
• N.7 Compare money amounts
• N.8 Least number of coins
• N.9 Purchases: do you have enough money?

Patterns

• O.1 Recognize patterns
• O.2 Describe patterns

Probability and statistics

• P.1 More, less, and equally likely
• P.2 Certain, probable, unlikely, and impossible
• P.3 Mode and range

Sorting, ordering, and classifying

• Q.1 Venn diagrams
• Q.2 Put numbers in order

Time

• R.1 Days of the week
• R.2 Reading clocks
• R.3 Match clocks and times
• R.4 Times of everyday events
• R.5 Match analog and digital clocks
• R.6 A.M. or P.M.
• R.7 Compare clocks
• R.8 Time and clocks: word problems
• R.9 Choose the appropriate time units
• R.10 Seasons of the year
• R.11 Read a calendar
• R.12 Months of the year