Hot Topics

# Math

### Math could help us understand our bodies, disease

Scientists from Berkeley and Mich. develop a model from a math perspective for how genes are expressed in different cells at different stages.

### Algebra 1 PARCC: system of inequalities

Creating 2 equations in 2 unknowns to describe a set of conditions is a skill algebra 1 students need if they’ll be taking the PARCC test this spring.

### Algebra 1 PARCC: racing cars

How would you figure out (and explain) when one car, traveling at a given speed, will overtake another car that had a head start?

### Algebra 1 PARCC: rewrite polynomial

Adding, multiplying, & subtracting polynomials is tested, quite thoroughly, on the PARCC algebra 1 test, used in Md. and some middle schools in IL.

### Trump seeks ‘repeal’ of so-called Common Core

What did Kellyanne Conway mean when she said the president was planning to “repeal” the Common Core State Standards?

### Algebra 1 PARCC: solve literal equation

Solving equations for a variable of interest is required in algebra 1 on the PARCC test (and in the Common Core). Students find the radius of a circular pool.

### Algebra 1 PARCC: points on a line

Is a given ordered pair on the graph of a function? Algebra 1 students should be able to figure it out, esp. those who will take the PARCC test this year.

### Algebra 1 PARCC: find real zeros

The zeros of a polynomial are the x values when the polynomial equals 0. Do you know how to find the zeros?

### Grade 8 PARCC math: parameterized equations

8th graders learn to use mathematics to reason and analyze systems of linear equations in 2 variables.

### When parents know about STEM, kids do too

If parents know more about the importance of STEM, their kids tend to make STEM-related choices and hone STEM-related abilities more.