CheerMath

Grade 2 Addition Practice

Add Two-Digit Numbers

Add bigger numbers! Work with two-digit numbers, learn to carry when a column gets too big, and solve problems in your head and in words.

Also known as Class 2 maths — the same topics, whether your school calls it grade, class or year.

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Sample questions

A few samples from this topic — try one, then show the answer.

  1. Two-Digit Mental Math and Word Problems Without Regrouping

    What is 70  +  \; + \;29? Solve it mentally.
    • 99
    • 90
    • 110
    • 89
    Show answer
    Answer:
    99

  2. Two-Digit Find Missing Digits and Match Sums Without Regrouping

    Which digit belongs in the box? 32  +  62  =  9□32 \; + \; 62 \; = \; 9\square
    • 5
    • 2
    • 4
    • 6
    Show answer
    Answer:
    4

  3. Add Two-Digit Numbers Without Regrouping

    Add the numbers shown below.93+2\\ \begin{array}{cr} & 93 \\ + & 2 \\ \hline \end{array}
    Show answer
    Answer:
    95

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A worked example

What is 70  +  \; + \;29? Solve it mentally.
  1. Find 70  +  \; + \;29
  2. Add place by place. Tens: 70  +  \; + \;20  =  \; = \;90. Ones: 9. Put them together: 99.
  3. The answer is 99.

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