13.
RT = R1 + R2
Before you can add, you must replace the letters R1 and R2 with
____________________.
40.
E = IR; I = 5m, R = 2K
E = 5m x 2K
In any problem using a formula, the first step is to replace the
letters with numbers.
Look at the example above.
We replaced the letters
(I and R) with ___________________ numbers (5m and 2K).
64.
and
are fractions.
So far, you have only been required to add
whole numbers.
This formula requires you to add _____________________.
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