Letters for numbers
Algebraic expressions · Alberta Grade 5 · maddyhelps.com
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A letter stands for a number that can change. Put the given number in place of n and work it out. Then turn the words into expressions.
n + 7, when n = 5:
4 × n, when n = 6:
20 − n, when n = 8:
3 × n + 2, when n = 4:
n ÷ 5, when n = 35:
2 × (n + 3), when n = 5:
Five more than a number n
A number n multiplied by 3
8 less than a number n
Half of a number n
Tickets cost $6 each. An expression for t tickets, and the cost of 9