This online worksheet provides 30 practice problems in which learners add single- and double-digit numbers. The sums require regrouping, so even though the interactivity is catchy, no accommodation is made for the fact that learners...

In this addition and subtraction worksheet, students use the number line to help them find the sum or difference to the 23 single or double digit problems.

In this addition worksheet, students use the number line to help them find the missing numbers to complete the single and double digit addition facts. Students solve 23 problems.

In this addition and subtraction worksheet, learners use the number line to help find the missing numbers for the 23 single and double digit problems.