Midterm Review

• Mathematics
• Secondary Education

Work out -5 + - 6

work out 19 - (-21)

The lowest common multiple of 5 and 6.

​​​√​2​2​​+3​3​​−2​3​​+2​1​​​​​

​​​√​5​2​​+6​2​​+3​2​​+30​​​

Estimate the closest integer of

​​​√​89​​​

Estimate the closest integer of

​​​√​120​​​

Write the expression " two times p multiplied by q plus 2.

Write the expression " 6 times s divide 2 times r"

Work out the value of "m + 6n + 6" when m = 2 and n = 10.

Simplify the expression by combining like terms: 7 + 6c - 8b - 5g + 3c + 9b -3g + 10

Is this correct?
3(5p + 3) + 10 = 15p + 29

Mike's age is five more than twice the age of Ben. Mike is 25 years old. How old is Ben?

Carmen is 12 years older than David. Five years ago, the sum of their ages was 28. How old are they now?

Work out 4.56 x

10​4​​

Work out 4.56 x

10​6​​

Work out 4.56 x

10​−4​​

Work out:

​10​4​​​​56,305​​

Work out:

​10​4​​​​56,305​​

Work out:

​10​2​​​​56,305​​

Round 25.3560 to
- 3 decimal places.
- 2 decimal places

Order the decimals from smallest to greatest: 25. 56, 2.556, 25.65, 25.056,
25. 506

Insert the symbol < or > between the given numbers.
2. 605____ 2.650

Work out:
61.3 - 3.9

Ana spends $5.65 on meals, $3.50 on a movie ticket, $0.50 on a drink. How much change does she receive if she has $20?

Explain what "Vertical angle" means.

Explain what is "parallel" means.