3 years ago

Calculate the value of the expression (Explain in words) -30-(-20)

Mathematics

1 answer:

oee [108]3 years ago

8 0

Answer:

-10

Step-by-step explanation:

when you subract a negative the minus signs negate each other

You might be interested in

Mr. Ortiz has 3/4 pound of oatmeal.

ki77a [65]

Answer:

$\frac{1}{4}\ pound$

Step-by-step explanation:

$We\ are\ given:\\Amount\ of\ oatmeal\ Mr.Ortiz\ has=\frac{3}{4}\ pounds \\Amount\ of\ Oatmeal\ he\ uses\ to\ bake\ muffins=\frac{2}{3}\ of\ the\ amount\ he\ had\\Now,\\Lets\ first\ find\ the\ amount\ of\ oatmeal\ he\ used=\frac{3}{4}*\frac{2}{3}=\frac{1}{2}\ pounds\\Hence,\\The\ amount\ of\ oatmeal\ remains=Total\ amount\ of\ oatmeal-Amount\\ he\ used\ to\ make\ muffins\\Hence,\\The\ amount\ of\ oatmeal\ left\ with\ Mr.\ Ortiz=\frac{3}{4} - \frac{1}{2} =\frac{1}{4}\ pound$