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Online Calculators > Math Calculators
21 Times What Equals 7?
21 times 0.333333333333333 equals 7, because 7 / 21 = 0.333333333333333. Following is a step by step instruction on how to solve what times 21 equals 7.
Step 1 - write as an equation, where x is the "what" that we are trying to solve.
21x = 7
Step 2 - use cross multiplication, and we get
| X = |
7
21 |
|
| X = |
0.333333333333333 |
Hence, we have solved the equation 21 times what equals 7, or 21 times 0.333333333333333 equals 7.
| 21 x 1 =
21 |
| 21 x 2 =
42 |
| 21 x 3 =
63 |
| 21 x 4 =
84 |
| 21 x 5 =
105 |
| 21 x 6 =
126 |
| 21 x 7 =
147 |
| 21 x 8 =
168 |
| 21 x 9 =
189 |
| 21 x 10 =
210 |
| 21 x 11 =
231 |
| 21 x 12 =
252 |
| 21 x 13 =
273 |
| 21 x 14 =
294 |
| 21 x 15 =
315 |
| 21 x 16 =
336 |
| 21 x 17 =
357 |
| 21 x 18 =
378 |
| 21 x 19 =
399 |
| 21 x 20 =
420 |
| 21 x 21 =
441 |
| 21 x 22 =
462 |
| 21 x 23 =
483 |
| 21 x 24 =
504 |
| 21 x 25 =
525 |
What times 21 equals 7?
0.333333333333333 times 21 equals 7
22 times what equals 22
21 times what equals 28
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