Mathematics MYP Year 2 Unit 2 - Algebra

Criterion A - Formative Assessment

Name:____________________________________________________Block:___________Date:____________ Achievement Level 1-2:

Solve the equation. Show the inverse operation. 1) 8 + # = 16 2) 20 = ) − 12

3) 27 + , = 45

4) / − 68 = 44

5) ) ÷ 12 = 6

6) 32 = 27

7) 345 = 7

8) 66 = 78

9

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Achievement Level 3-4: Solve each inequality. Then graph the solution set on a number line.

9) , − 6 > −5

10) 8 − 3 ≥ 1

11) : + 3≤ 5

12) 2 + 7.3≤ 13.2

13) >?≤4.5

14) @AB > 2

15) −7C > 56

16) 3s ≥ −4.5

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Achievement Level 5-6: Solve. Show the inverse operations.

17) −46 + 6 = 54

18) 15 +EF = 6

19) BFG − 3 = 1

20) −33 = −7H − 5

21) 4(6 + 2) + 26 = 44

22) 5K + 3 − 2K = 15

23) 2(ℎ − 5) + 10 = 2

24) −15 = 4H − 15

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Achievement Level 7-8

Word Problems. Write, then solve the equation. Show the inverse operation(s).

25) Florentina’s cell phone company charges her $35 dollars for one month of service, plus $0.50 per text

message sent. If her total bill at the end of the month was $52, how many text messages did she send?

26) The bill for the repair of an iPhone X at the iStore was $179. The cost for the new parts was $44 and the

labor charge was $45 per hour. How many hours did it take the iStore to repair the iPhone X?

let t number of text messages

35 0.50 t 52

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34 text messages 4

let h number of

44 t 45 h 179

itto repairthe iPhone X h3W