Add & Subtract Rational Numbers: Mental Math & Word Problems

Add & Subtract Rational Numbers:
Mental Math & Word Problems

Multiple Choice

1/5 + 2/5

• -1/5

• 3/5

Multiple Choice

$$1\ -\ \frac{1}{100}$$

• 99/100

• 1/100

Multiple Choice

$$-\frac{1}{7}\ -\ -\frac{15}{7}$$

• 2

• -2

Multiple Choice

$$-1\ +\ \left(-\frac{1}{10}\right)$$

• -9/10

• -1 1/10

Multiple Choice

$$2\ -\ \frac{1}{3}$$

• 2 1/3

• 1 2/3

Multiple Choice

$$1\ \frac{1}{2}+\frac{3}{4}$$

• 2 1/4

• 1 3/4

Multiple Choice

2.55 + (-2.45)

• 0.1

• -5

Multiple Choice

$$1\ -\ 1\ \frac{1}{2}$$

• 1/2

• -1/2

Match

Match the following rules.

• Rule for subtracting integers

• Rule for adding same signs

• Rule for adding different signs

Add the opposite

Add and keep the sign

Subt. Keep sign of # w/ higher abs value

• Add the opposite

• Add and keep the sign

• Subt. Keep sign of # w/ higher abs value

Word Cloud

Brain Break: What does skibidi mean?

Multiple Choice

Which expression represents this problem?

• -37 - 8 1/2

• 8 1/2 - 37

• 8 1/2 - (-37)

• -37 + 8 1/2

Multiple Choice

What is the solution?

• -28 1/2

• -44 1/2

• -45 1/2

• -29 1/2

Multiple Choice

Which expression represents this problem?

• 986 + 118

• 986 - 118

• 986 + (-118)

• 986 - (-118)

Multiple Choice

What is the solution?

• -1104

• -868

• 868

• 1104

Multiple Choice

Which expression could be used to represent this problem?

• -18 - 6 + 14 + 19 - 25

• 18 + 6 - 14 + 19 + 25

• 18 - 6 - 14 + 19 - 25

Multiple Choice

What is the solution?

• -10

• -8

• -6

• -4

Multiple Choice

Which expression could be used to represent this problem?

• -9 1/2 - 298

• 298 - 9 1/2

• 298 - (-9 1/2)

Multiple Choice

Which expression could be used to represent this problem?

• 288 1/2

• 289 1/2

• 307 1/2

• 308 1/2

Multiple Choice

Which expression could be used to represent this problem?

• -19 + 26 1/2 - 33 1/2

• 19 + 26 1/2 - 33 1/2

• -19 - 26 1/2 + 33 1/2

Multiple Choice

What is the solution?

• 41

• 26

• -26

• -41

Draw

Draw something that represents one of your favorite holidays.