$+$ : 28 $-$ : 14 $\times$ : 147 $\div$ : 3
Work Step by Step
Substitute the given values and solve. $a+b=21+7=28$ $a-b=21-7=14$ $a\times b=21\times7=147$ $a\div b=21\div7=3$
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.