About B button

B is an abbreviation for "basic".

by the way,

For memory such as M +, M-, the total is stored. So the stored numbers change.

In contrast, the number on the B button does not change.

How to use

For example, to set 1.25 and get the multiple.

① Enter 1.25

② Tap the (B setting) button.

③ Enter 2

④ Tap the (B ×) button.

"1.25 × 2 " can be calculated.

Next, if you repeat ③ and ④ "in the same way, you can also calculate“ 1.25 × 3 ”and“ 1.25 × 4 ”.

For example,  To calculate the cube of 2

① Enter 2
② Tap the (B setting) button.
③ Enter 3
④ Tap the (B power) button.