Add & Subtract Decimals: Estimate, Decompose, and Algorithm

Front

Add the parts of decomposed numbers to find _____________

Back

Partial sums

Front

To ______________ a number means to break the number into parts by place value or by whole numbers and decimals.

Back

Decompose

Front

A number close to an exact value is called a(n):

Back

Estimate

Front

What is the first step when adding and subtracting decimals?

Back

Line up the decimals

Front

5.66 + 4.25 =

Back

9.91

Front

3.3 + 2.22 =

Back

5.52

Front

15.07 - 12.2 =

Back

2.87

Front

6.7 - 2.33 =

Back

4.37

Front

Jenna bought a bag of gummy bears that cost $2.74. She gave the clerk $10. How much money will she get back in change?

Back

$7.26

Front

91.55 + 7.6 =

Back

99.15