Curated OER
Place Value Cubes - Tens and Ones 2
In this place value lesson, students use number cubes to improve their counting skills. Students count the number of squares in each box to study place value for tens and ones. Students complete 9 problems.
Curated OER
Place Value-Tens and Ones #3
In this place value instructional activity, students count tens and ones shown in pictures and words, put them together and write totals, then do the same for problems stated in words. A reference web site is given for additional...
Curated OER
Place Value: Tens and Ones
In this place value with tens and ones worksheet, student count the number of tens and ones in six addition problems and write the value and the answer, then use place value to answer 12 addition problems.
Curated OER
Place Value - tens and ones 6
In this place value worksheet, student count the number of tens and ones, write out each value, and add them up. Students complete 6 problems like this, and 12 more where they simply add the two numbers together.
Curated OER
Addition Up to 12, Sheet 2
In this addition activity, students complete a set of 20 problems, adding to number 12. A reference web site is given for additional activities.
Curated OER
Addition - Up to 12
In this addition worksheet, students solve the horizontal addition problems. Students count on from the addend given to get the find the missing addend.
Curated OER
Addition Up to 12-Sheet 5
In this addition worksheet, students complete a total of 24 problems, filling in missing numbers, either addends or sums. A reference web site is given for additional activities.
Curated OER
Addition Up To 12, Sheet 6
In this addition activity, students complete a total of 24 problems, adding number to 12. A reference web site is given for additional activities.
Curated OER
Addition - up to 12
In this addition worksheet, students add numbers up to 12 in this addition chart. Students complete 2 charts where they add the horizontal number with the vertical number.
Curated OER
Column Addition -No Carrying, 2-Digits
In this addition worksheet, students complete 12 problems, adding 2-digit numbers. Problems do not require carrying. A reference web site is given for additional activities.
Curated OER
Column Addition-No Carrying, 2 Digits
In this addition worksheet, students complete a set of 12 problems, adding one 2-digit number to another, no carrying. A reference web site is given for additional activities.
Curated OER
Column Addition: Two Digits
In this column addition with two digits worksheet, 1st graders write out twelve horizontal addition problems in columns and then work them out.
Curated OER
Column addition - 2 digits sheet 6
In this column addition worksheet, students put two digit addition problems from horizontal to vertical and then solve. Students complete 12 addition problems.
Curated OER
Subtraction - up to 12 sheet 1
In this subtraction worksheet, students subtract numbers 0 through 12. Students complete 20 subtraction problems for numbers 0 through 12.
Curated OER
Subtraction Up To 12
In this subtraction up to twelve worksheet, students solve twenty subtraction problems with addends up to twelve written horizontally.
Curated OER
Subtraction Up to Twelve
In this subtraction up to twelve worksheet, students use the number line at the top to help them correctly answer 20 subtraction problems.
Math Salamanders Ltd.
Missing Subtraction Facts to 12 Sheet 2
For this subtraction instructional activity, students use the given numbers in the equation to solve the subtraction equations. Students solve 20 problems.
Curated OER
Missing Subtraction Facts to 12
in this subtraction facts activity, students complete a total of 26 problems, filling in missing numbers using facts to 12. A reference web site is given for additional activities.
Curated OER
Column Subtraction 2
In this finding the differences instructional activity, students subtract two-digits from two-digit numbers with no regrouping. Students solve 12 problems.
Curated OER
Common Subtraction 2 Digits Sheet 1
In this subtraction practice worksheet, students solve 9 problems that require them to subtract 2-digit numbers from 2-digit numbers.
Curated OER
Column Subtraction with Two Digits
In this subtraction with two digits worksheet, students solve twelve two digit subtraction problems using regrouping when needed.
Curated OER
Column Subtraction - Two Digits
In this column subtraction with two digits activity, students use borrowing or regrouping to complete twelve two digit problems.
Curated OER
Column Subtraction with Two Digits
In this subtraction worksheet, learners subtract two digit numbers with regrouping. There are 15 subtraction problems.
Curated OER
Column Subtraction with 2 Digit Numbers
In this subtraction worksheet, students line up the two digit numbers in the correct column to subtract. Regrouping is necessary to complete the problems.
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