HP 10s User Manual page 19

mg Variable M
@ You can use the variable M to compute
accumulated totals which can be put into the
variable M directly, or they can also be added to or
subtracted from the number stored in variable M.
@ To clear all the numerical values in the
separate variable M, press[_0 J (sHiF] [sto] (M+)
12+3=15 12 EB 3 (sunr) (sto) (4) (M+)
45-6 = 39 45 Gl 6 [Me]
— 38X2=76 38 E@ 2 [sart) (M-]
(Total) —22 (rct} (M] (M+)
m Variables
@ There are 9 variables: Ato F, M, Xand Y. These
are used for storing data, constants, calculation
results and other numerical values.
@ To clear a single variable, store zero into it. For
example, [0]
This clears variable A.
@ Toclear the values of all variables, press
(1) (Mcl)
@ Example:
1234+20= 61.7
1234+25 = 49.36
1234 [suit] (st
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