Exercise 1
A. which expression is correct? choose between a or b. Write your answer on the box.
1. the sum of 12 and 19
a. 12 x 19 b. 12 + 19
2. 8 decreased by 7
a. 8 - 7 b. 8 x 7
3. six plus thirthy six
a. 6 + 36 b. 6 x 36
4. four less than seven
a. 4 x 7 b. 7 - 4
5. three times the sum of two and five.
a. 3x(2+5) b. 3x(5-2)
A. which expression is correct? choose between a or b. Write your answer on the box.
1. the sum of 12 and 19
a. 12 x 19 b. 12 + 19
2. 8 decreased by 7
a. 8 - 7 b. 8 x 7
3. six plus thirthy six
a. 6 + 36 b. 6 x 36
4. four less than seven
a. 4 x 7 b. 7 - 4
5. three times the sum of two and five.
a. 3x(2+5) b. 3x(5-2)
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Answer:
1.b
2.a
3.a
4.b
5.a
Step-by-step explanation:
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